WASHINGTON, D.C. — A Shelbyville man pleaded guilty on Friday to carrying a revolver loaded with shotgun shells and hollow points on Capitol grounds along with assaulting law enforcement officers during the Jan 6., 2021, breach of the U.S. Capitol. Mark Andrew Mazza, 57, pleaded guilty in the District of Columbia to assaulting, resisting, or impeding officers with a dangerous weapon and carrying a pistol without a license. He faces a statutory maximum of 20 years in prison for charges against the officers and up to five years in prison for the firearms charge. Mazza’s sentence will be determined by...