February 14, 2020 6:27 pm Diplomat's Daughter Charged in Fatal Stabbing An ambassador’s daughter has been arrested in the fatal stabbing of a man in a quiet Rockville neighborhood. News4’s Aimee Cho reports she is Sophia Negroponte, daughter of John Negroponte. 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