Anti-Sessions protest on Thursday

He goes a bit beyond just saying MS-13 is a problem; he's accusing sanctuary cities, like Boston, of helping MS-13.

This is, of course, despite evidence that, in fact, sanctuary cities have a role in fighting MS-13 because the gang's victims are more inclined to help investigations into it when they know the police won't slam them in the lockup to await ICE.

In fact, that strategy's worked pretty well right here in Boston and the suburbs where MS-13 operates - scroll down the MS-13 page here. Police in Boston, Chelsea, etc., were active participants in the crackdown.

Perfect? Hardly, but then it took the feds decades to basically wipe out the Mafia in Boston, too (and not without some controversy - as you'll recall, the FBI literally let Whitey Bulger get away with murder).