Vance Boelter, 57, impersonated law enforcement when he carried out the violent rampage early Saturday, authorities said.

MINNEAPOLIS (AP) — The man charged with killing one Minnesota lawmaker and wounding another in what prosecutors have ...

Republican Sen. Mike Lee is facing criticism over his social media posts about the assassination of a Minnesota lawmaker and her husband.

His social media posts resemble those of a frequent user on right-wing message boards rather than those of a U.S. senator.

Senators are set to receive an all-member briefing on security from the Senate Sergeant at Arms and U.S. Capitol Police on Tuesday morning.

One lawmaker and her husband were killed, and the second legislator and his wife sustained serious injuries in the shootings ...

Before Vance Boelter was accused of killing a Democratic state lawmaker, he had an active, even grandiose, religious life.

WASHINGTON (AP) — Threats to members of Congress are on the rise, security officials told senators on Tuesday at an emergency ...

Utah Sen. Mike Lee appeared to take down a series of social media posts about a double homicide in Minnesota over the weekend ...

Sen. Mike Lee deleted his controversial social media posts on the assassination of a Minnesota Democratic state lawmaker ...