July 19, 2013 11:18 pm Silent March for Trayvon Martin Ends at White House Approximately 100 people marched in silence from D.C. Columbia Heights neighborhood to the White House in an effort to show solidarity for Trayvon Martin. Local 1:59 Smart devices make accidental 911 calls, emergency communications centers say 2:03 DC leaders introduce bill to require registration for mopeds 3:05 ‘An Evening With Leslie Odom Jr.' coming to Strathmore Friday 25:48 GW students plan to continue protesting until demands are met: The News4 Rundown 2:17 Family remembers woman allegedly killed by boyfriend