Richard Boehning investigates the Aryan Brotherhood of Texas and uncovers the murder of Breanna Taylor, with Captain Dale Jameton confessing in prison.
The murder of an ABT gang member leads investigators to a leader of the Aryan Brotherhood of Texas.
A secret cache of documents sets off Texas' biggest racketeering investigation.
ATF agent Boehning leads a covert operation against ABT Sampsell in Odessa, employing informants and surveillance. With assistance from Carol Blevins and Michael Bianculli, he works to dismantle the criminal organisation.