A Former Border Patrol Agent on the Culture of CBP Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email A grandmother, Yvonne Nieves protesting the treatment of children in Border Patrol custody walks back to her car by a fence at a holding center in Clint, Texas, July 1, 2019. ( Cedar Attanasio / AP Images ) Hosted by Arun Venugopal Produced by GBH, PRX and WNYC Studios