FOX 9's Soyoung Kim details the federal charges against Vance Boelter, the suspect in the assassination of Rep. Melissa Hortman and her husband, and the injury of Sen. John Hoffman and his wife.

Heavily armed and dressed in tactical armor with a silicone mask hiding his face and a police-style badge, Vance Boelter made a convincing police officer – so much so that a real police officer mistook him for a fellow cop.

Democratic state representative Melissa Hortman and her husband Mark were fatally shot in the early hours of Saturday, the same day a state senator and his wife were also wounded

Minnesota authorities have charged Vance Boelter with with two counts of second-degree murder and two counts of attempted second-degree murder.