Overview
Trump's proposed wall along the Southwest border is threatening wildlife in the region—particularly jaguars, whose numbers are already dwindling. Nigel Duara travels to Arizona and Mexico to learn more about the possibility of extinction for this keystone species. Watch Mondays through Thursdays at 7:30 PM ET.
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1 - 1Episode 1 October 10, 2016 -
1 - 2Episode 2 October 11, 2016 -
1 - 3Episode 3 October 12, 2016 -
1 - 4Episode 4 October 13, 2016 -
1 - 5Episode 5 October 14, 2016 -
1 - 6Episode 6 October 17, 2016 -
1 - 7Episode 7 October 18, 2016 -
1 - 8Episode 8 October 19, 2016 -
1 - 9Episode 9 October 20, 2016 -
1 - 10Episode 10 October 21, 2016 -
1 - 11Episode 11 October 24, 2016 -
1 - 12Episode 12 October 25, 2016 -
1 - 13Episode 13 October 26, 2016 -
1 - 14Episode 14 October 27, 2016 -
1 - 15Episode 15 October 28, 2016 -
1 - 16Episode 16 October 31, 2016 -
1 - 17Episode 17 November 01, 2016 -
1 - 18Episode 18 November 02, 2016 -
1 - 19Episode 19 November 03, 2016 -
1 - 20Episode 20 November 04, 2016 -
1 - 21Episode 21 November 07, 2016 -
1 - 22Episode 22 November 08, 2016 -
1 - 23Episode 23 November 09, 2016 -
1 - 24Episode 24 November 10, 2016 -
1 - 25Episode 25 November 11, 2016 -
1 - 26Episode 26 November 14, 2016 -
1 - 27Episode 27 November 15, 2016 -
1 - 28Episode 28 November 16, 2016 -
1 - 29Episode 29 November 17, 2016 -
1 - 30Episode 30 November 18, 2016 -
1 - 31Episode 31 November 28, 2016 -
1 - 32Episode 32 November 29, 2016 -
1 - 33Episode 33 November 30, 2016 -
1 - 34Episode 34 December 01, 2016 -
1 - 35Episode 35 December 02, 2016 -
1 - 36Episode 36 December 05, 2016 -
1 - 37Episode 37 December 06, 2016 -
1 - 38Episode 38 December 07, 2016 -
1 - 39Episode 39 December 08, 2016 -
1 - 40Episode 40 December 09, 2016 -
1 - 41Episode 41 December 12, 2016 -
1 - 42Episode 42 December 13, 2016 -
1 - 43Episode 43 December 14, 2016 -
1 - 44Episode 44 December 15, 2016 -
1 - 45Episode 45 December 16, 2016 -
1 - 46Episode 46 December 19, 2016 -
1 - 47Episode 47 December 20, 2016 -
1 - 48Episode 48 December 21, 2016 -
1 - 49Episode 49 December 22, 2016 -
1 - 50Episode 50 December 23, 2016 -
1 - 51Episode 51 January 03, 2017 -
1 - 52Episode 52 January 04, 2017 -
1 - 53Episode 53 January 05, 2017 -
1 - 54Episode 54 January 06, 2017 -
1 - 55Episode 55 January 09, 2017 -
1 - 56Episode 56 January 10, 2017 -
1 - 57Episode 57 January 11, 2017 -
1 - 58Episode 58 January 12, 2017 -
1 - 59Episode 59 January 13, 2017 -
1 - 60Episode 60 January 17, 2017 -
1 - 61Episode 61 January 18, 2017 -
1 - 62Episode 62 January 19, 2017 -
1 - 63Episode 63 January 20, 2017 -
1 - 64Episode 64 January 23, 2017 -
1 - 65Episode 65 January 24, 2017 -
1 - 66Episode 66 January 25, 2017 -
1 - 67Episode 67 January 26, 2017 -
1 - 68Episode 68 January 27, 2017 -
1 - 69Episode 69 January 30, 2017 -
1 - 70Episode 70 January 31, 2017 -
1 - 71Episode 71 February 01, 2017 -
1 - 72Episode 72 February 02, 2017 -
1 - 73Episode 73 February 03, 2017
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1 - 74Episode 74 February 06, 2017
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1 - 75Episode 75 February 07, 2017
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1 - 76Episode 76 February 08, 2017
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1 - 77Episode 77 February 09, 2017
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1 - 78Episode 78 February 10, 2017
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1 - 79Episode 79 February 13, 2017
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1 - 80Episode 80 February 14, 2017
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1 - 81Episode 81 February 15, 2017
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1 - 82Episode 82 February 16, 2017
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1 - 83Episode 83 February 17, 2017
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1 - 84Episode 84 February 21, 2017
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1 - 85Episode 85 February 22, 2017
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1 - 86Episode 86 February 23, 2017
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1 - 87Episode 87 February 27, 2017
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1 - 88Episode 88 February 28, 2017
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1 - 89Episode 89 March 01, 2017
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1 - 90Episode 90 March 02, 2017
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1 - 91Episode 91 March 06, 2017
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1 - 92Episode 92 March 07, 2017
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1 - 93Episode 93 March 08, 2017
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1 - 94Episode 94 March 09, 2017
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1 - 95Episode 95 March 13, 2017
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1 - 96Episode 96 March 14, 2017
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1 - 97Episode 97 March 15, 2017
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1 - 98Episode 98 March 16, 2017
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1 - 99Episode 99 March 20, 2017
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1 - 100Episode 100 March 21, 2017
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1 - 101Episode 101 March 22, 2017
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1 - 102Episode 102 March 23, 2017
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1 - 103Episode 103 March 27, 2017
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1 - 104Episode 104 March 28, 2017
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1 - 105Episode 105 March 29, 2017
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1 - 106Episode 106 March 30, 2017
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1 - 107Episode 107 April 03, 2017
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1 - 108Episode 108 April 04, 2017
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1 - 109Episode 109 April 05, 2017
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1 - 110Episode 110 April 06, 2017
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1 - 111Episode 111 April 10, 2017
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1 - 112Episode 112 April 11, 2017
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1 - 113Episode 113 April 12, 2017
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1 - 114Episode 114 April 13, 2017
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1 - 115Episode 115 April 17, 2017
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1 - 116Episode 116 April 18, 2017
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1 - 117Episode 117 April 19, 2017
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1 - 118Episode 118 April 20, 2017
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1 - 119Episode 119 April 24, 2017
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1 - 120Episode 120 April 25, 2017
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1 - 121Episode 121 April 26, 2017
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1 - 122Episode 122 April 27, 2017
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1 - 123Episode 123 April 28, 2017
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1 - 124Episode 124 May 01, 2017
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1 - 125Episode 125 May 02, 2017
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1 - 126Episode 126 May 03, 2017
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1 - 127Episode 127 May 04, 2017
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1 - 128Episode 128 May 08, 2017
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1 - 129Episode 129 May 09, 2017
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1 - 130Episode 130 May 10, 2017
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1 - 131Episode 131 May 11, 2017
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1 - 132Episode 132 May 15, 2017
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1 - 133Episode 133 May 16, 2017
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1 - 134Episode 134 May 17, 2017
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1 - 135Episode 135 May 18, 2017
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1 - 136Episode 136 May 22, 2017
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1 - 137Episode 137 May 23, 2017
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1 - 138Episode 138 May 24, 2017
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1 - 139Episode 139 May 25, 2017
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1 - 140Episode 140 May 30, 2017
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1 - 141Episode 141 May 31, 2017
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1 - 142Episode 142 June 01, 2017
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1 - 143Episode 143 June 05, 2017
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1 - 144Episode 144 June 06, 2017
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1 - 145Episode 145 June 07, 2017
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1 - 146Episode 146 June 08, 2017
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1 - 147Episode 147 June 12, 2017
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1 - 148Episode 148 June 13, 2017
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1 - 149Episode 149 June 14, 2017
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1 - 150Episode 150 June 15, 2017
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1 - 151Episode 151 June 19, 2017
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1 - 152Episode 152 June 20, 2017
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1 - 153Episode 153 June 21, 2017
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1 - 154Episode 154 June 22, 2017
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1 - 155Episode 155 June 26, 2017
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1 - 156Episode 156 June 27, 2017
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1 - 157Episode 157 June 28, 2017
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1 - 158Episode 158 June 29, 2017
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1 - 159Episode 159 July 05, 2017
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1 - 160Episode 160 July 06, 2017
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1 - 161Episode 161 July 10, 2017
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1 - 162Episode 162 July 11, 2017
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1 - 163Episode 163 July 12, 2017
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1 - 164Episode 164 July 13, 2017
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1 - 165Episode 165 July 17, 2017
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1 - 166Episode 166 July 18, 2017
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1 - 167Episode 167 July 19, 2017
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1 - 168Episode 168 July 20, 2017
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1 - 169Episode 169 July 24, 2017
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1 - 170Episode 170 July 25, 2017
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1 - 171Episode 171 July 26, 2017
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1 - 172Episode 172 July 27, 2017
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1 - 173Episode 173 July 31, 2017
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1 - 174Episode 174 August 01, 2017
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1 - 175Episode 175 August 02, 2017
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1 - 176Episode 176 August 03, 2017
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1 - 177Episode 177 August 07, 2017
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1 - 178Episode 178 August 08, 2017
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1 - 179Episode 179 August 09, 2017
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1 - 180Episode 180 August 10, 2017
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1 - 181Episode 181 August 14, 2017
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1 - 182Episode 182 August 15, 2017
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1 - 183Episode 183 August 16, 2017
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1 - 184Episode 184 August 17, 2017
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1 - 185Episode 185 August 21, 2017
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1 - 186Episode 186 August 22, 2017
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1 - 187Episode 187 August 23, 2017
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1 - 188Episode 188 August 24, 2017
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1 - 189Episode 189 August 28, 2017
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1 - 190Episode 190 August 29, 2017
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1 - 191Episode 191 August 30, 2017
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1 - 192Episode 192 August 31, 2017
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1 - 193Episode 193 September 05, 2017
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1 - 194Episode 194 September 06, 2017
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1 - 195Episode 195 September 07, 2017
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1 - 196Episode 196 September 11, 2017
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1 - 197Episode 197 September 12, 2017
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1 - 198Episode 198 September 13, 2017
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1 - 199Episode 199 September 14, 2017
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1 - 200Episode 200 September 18, 2017
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1 - 201Episode 201 September 19, 2017
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1 - 202Episode 202 September 20, 2017
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1 - 203Episode 203 September 21, 2017
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1 - 204Episode 204 September 25, 2017
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1 - 205Episode 205 September 26, 2017
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1 - 206Episode 206 September 27, 2017
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1 - 207Episode 207 September 28, 2017
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1 - 208Episode 208 October 02, 2017
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1 - 209Episode 209 October 03, 2017
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1 - 210Episode 210 October 04, 2017
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1 - 211Episode 211 October 05, 2017