SUSPECT CAPTURED: Vance Boelter, the suspect in the fatal shootings of a Minnesota lawmaker and her husband, as well as the woundings of another lawmaker and his wife, has been captured.

Members of Congress will attend emergency briefings this week after the murder of a Minnesota state lawmaker brought renewed fears — and stoked existing partisan tensions — over the security of federal lawmakers when in Washington and at home.

What to know about man suspected of shooting two Minnesota lawmakers and their spouses, resulting in one couple dying.

The suspect, identified by authorities as Vance Luther Boelter, posed as a law enforcement officer to gain access to the victims' homes.

Republicans and Democrats on Capitol Hill were at each other‘s throats. By Saturday, they were joining to decry political violence and seek more security. The middle-of-the-night killing in Minnesota of a top Democratic state lawmaker and the shooting of a colleague—allegedly by a suspect posing as a police officer who had a list of other elected officials—jolted Capitol Hill,

According to the website for his company Praetorian Guard Security Services, Boelter is listed as director of security patrols.

Minnesota State Rep. Melissa Hortman, State Sen. John Hoffman and their spouses were all shot early Saturday in targeted attacks.