“When they join that side — when they flip — they feel they're overcoming their past and they actually like being shepherded and, quote, ‘befriended’ by the FBI,” Goodman says. “They feel like they're part of something different than where they came from, and now they're going to expiate themselves by testifying as hard as they can against the defendant in the case."

Source: Los Angeles Times September 26, 2018 09:56 UTC