AdvertisementU.S. Capitol Police Officer Killed In Attack At Capitol CheckpointUpdated April 03, 2021Rachel TreismanMerrit KennedyfacebookEmailU.S. Capitol Police officer William "Billy" Evans was killed Friday when a man attacked him and another officer at a Capitol checkpoint. The other officer is being treated for injuries. (U.S. Capitol Police via AP)This article was originally published on April 02, 2021.