A man posing as an FBI agent tried to break Luigi Mangione out of prison, police sources have claimed. Mr Mangione, 27, has ...

Mark Anthony Anderson, 36, from Minnesota, allegedly made the attempt at the Metropolitan Detention Center in Brooklyn on ...

A man was arrested on Wednesday for allegedly impersonating an FBI agent and trying to free Luigi Mangione, according to federal court filings and a law enforcement source.

Mark Anderson, 35, was arrested late Wednesday at the Metropolitan Detention Center after prison staff questioned his credentials, according to a criminal complaint filed in US District Court in ...