ATF Agent Richard Boehning uncovers murders committed by the most violent white supremacist gang in the U.S., the Aryan Brotherhood of Texas. Plus, an exclusive interview with former ABT member Dale Jameton serving life for the murder of Breanna Taylor.

Agent Richard Boehning discovers Steve ‘Stainless’ Cooke, one of the leaders of the Aryan Brotherhood of Texas, lives in his neighborhood. Later, a murdered ABT gang member turns up outside Houston -- it’s the break investigators have been waiting for.

Learn the inside story of how one woman, Carol Blevins, risks her life to bring down the last Aryan Brotherhood of Texas. Plus, an exclusive interview with ex-ABT captain-turned-informant Micheal Bianculli and never-before-heard wiretap recordings.