Alexandria March 13, 2018 6:15 pm Officer Accidentally Fires Gun Inside Alexandria School During school hours Tuesday morning, an officer accidentally fired his service weapon. News4’s Pat Collins tells we know about what happened and what parents say about it. Local 3:28 Social media and teens' mental health: A psychiatrist weighs in 1:41 DC-area police ramp up traffic enforcement in pedestrian safety campaign 3:05 ‘We need real liberation': George Washington University pro-Palestinian protest enters fifth day 2:17 GW asks to students to move pro-Palestinian demonstration 3:01 “It's 100% different”: Community reflects on emergency curfew at National Harbor