MS-13

ATF agents board a truck to conduct a raid early Wednesday morning, May 17, 2017, in Los Angeles Twenty-one members and associates of MS-13 were arrested Wednesday morning as hundreds of federal and local law enforcement fanned out across Los Angeles, serving arrest and search warrants. (AP Photo/Jae C. Hong)

Special agent on MS-13 activity led multi-agency arrest of 30

Michael Santini, not his real name, is a special special agent for Department of Homeland Security Investigations and was working in San Francisco.

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