Vance Boelter has been charged in the shootings of two Minnesota lawmakers and their spouses, and the FBI says that he visited the homes of multiple other elected officials the night he killed Minnesota Rep.

Here's what to know about the criminal charges filed against Vance Boelter, accused of killing Rep. Melissa Hortman and her husband, Mark.

The shooting occurred in their home outside Minneapolis, Minn., in the early hours of June 14. Boelter also allegedly shot Democratic Sen. John Hoffman and his wife, Yvette, in their home, but both of them survived the assassination attempt.