May 23, 2016 5:35 pm National Park Service May Sell Naming Rights The National Park Service may acknowledge major donors with signage on park service property. News4’s Tom Sherwood explains the plan and why it’s controversial. Local 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 2:17 GW asks to students to move pro-Palestinian demonstration