Washington DC July 11, 2023 4:10 pm Suspect arrested in man's killing on Catholic University campus A suspect has been arrested days after a teacher from Kentucky was shot to death on campus. News4’s Mark Segraves reports. Local 0:59 Tony Perkins judges science fair at WB Patterson Elementary 1:36 Man killed in Bailey's Crossroads shooting 1:41 1 killed in shooting outside District Heights apartment complex 26:09 High-profile bills signed into law in Maryland: The News4 Rundown 2:52 Police search for driver who fled scene of fatal motorcycle crash in Springfield as loved ones grieve