Sarah Parker, a national coordinator for the 50501 Movement and a partner for the “No Kings” protest, said the peacekeepers likely prevented a mass casualty event.

A Minnesota lawmaker and her husband were shot and killed in their home early Saturday by someone posing as a police officer and a second lawmaker and his wife were wounded in what Gov. Tim Walz desc...

Authorities say the suspect also had a vehicle resembling a police squad car, and inside the vehicle was a manifesto listing lawmakers.