June 3, 2014 8:02 pm National Park Service Takes Responsibility as Some D.C. Grass Hits Heights of 2 Feet Grass in some public areas of D.C. is more than two feet high, but local officials might not be to blame. News4’s Mark Segraves reports. Local 0:44 At least 5 shot along Connecticut Avenue in Dupont Circle 3:04 Students protest at GW despite suspension warning 2:27 Curfew for teens at National Harbor is in effect 30:04 Pro-Palestinian protests continue on college campuses: The News4 Rundown 2:30 Jury recommends 4 years for driver in deadly crash