Boelter allegedly had firearms and a list of 45 elected officials in notebooks in his car, law enforcement said.

A suspect is in custody after Minnesota State Rep. Melissa Hortman and her husband were fatally shot Saturday, while State Sen. John Hoffman and his wife were wounded.

After the man suspected in the killing of state Representative Melissa Hortman and her husband, Mark, faces federal and state charges, Minnesota Attorney General Keith Ellison tells MSNBC’s Lawrence O’Donnell that the suspect is going to be held accountable for his “crimes against both the people of the United States and the people of Minnesota.

Investigators found a cowboy hat near the vehicle and were working to determine whether it belongs to Boelter.

Melissa Hortman’ s influence at the Minnesota Capitol and her power as a Democratic leader to shape the course of a deeply divided Legislature were a far cry from her job as a teenager making chili-cheese burritos and overshadowed her volunteer work training service dogs for veterans.

Minnesota Attorney General Keith Ellison provides updates on the ongoing manhunt for a man accused of shooting and killing state Rep. Melissa Hortman and her husband, Mark. The attorney general remembers Hortman as a "dear friend.

Minnesota resident Kevin Effertz speaks to Fox News Digital at the exact spot where authorities nabbed Vance Boelter, accused of killing lawmakers Melissa Hortman and John Hoffman. (Fox News Digital)

Acting U.S. Attorney Joseph Thompson on Monday detailed the “chilling” background surrounding the fatal shootings of Democrat Minnesota state Rep.