Special Agent Michael Santini offers an inside account of the takedown of MS-13 in San Francisco—one of the largest federal takedowns of a criminal gang in U.S. history.In a bid to take down MS-13’s criminal network in the Mission District of San Francisco, Michael Santini, a special agent with Homeland Security Investigations, recruits a pair of hardened gang members and convinces them to risk their lives as criminal informants. Set in a city with one of the strictest sanctuary po...