Officer William "Billy" Evans, a U.S. Capitol Police officer with 18 years of service, was killed on April 2, 2021, when a vehicle deliberately rammed into him and another officer at a barricade on the north side of the Capitol complex123
The D.C. medical examiner determined the manner of death was homicide, with the cause being "multiple blunt force injuries to the head"4
The perpetrator, Noah Green, intentionally drove into the officers before crashing into a barrier, then exited the vehicle with a knife and lunged at other officers before being shot and killed by police312
Evans was transported to a hospital but died shortly thereafter2