Mark Anderson, 36, from Mankato, Minnesota, was arrested and charged with impersonating an FBI agent in an attempt to free Mangione at the Metropolitan Detention Center in Brooklyn. Mangione is ...

A man was arrested on Wednesday for allegedly impersonating an FBI agent and trying to free Luigi Mangione, according to ...

A Minnesota man was arrested and charged with impersonating an FBI agent after he tried to enter a federal jail and release suspected murderer Luigi Mangione, according to law enforcement sources.

A man falsely claiming to be an FBI agent showed up to a federal jail in New York City on Wednesday night and told officers he had a court order to ...

Mark Anderson showed up at the Metropolitan Detention Center claiming to have a court order to let an inmate walk free, federal prosecutors said.

A Minnesota man was charged Thursday with impersonating an FBI agent after he showed up at a federal prison in New York City ...

Minnesota man Mark Anderson was armed with a BBQ fork and pizza cutter when he was arrested at a Brooklyn jail for allegedly posing as an FBI agent to free Luigi Mangione.

Mark Anderson, 36, allegedly had on him a pizza cutter-type blade when he was arrested at Brooklyn's Metropolitan Detention ...