September 19, 2014 11:32 pm D.C. Bartenders Create “Drink Lock” News4’s Shomari Stone talked with two D.C. bartenders who created “Drink Lock,” meant to help prevent strangers from tampering with your drinks. Local 2:12 2 teens arrested in Greenbelt senior skip day shooting 2:15 Veteran of wars in Iraq, Afghanistan killed in Laurel hit-and-run 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