August 29, 2014 1:36 pm Smithsonian Castle “Yarnbombed” to Launch New Exhibit Volunteers dressed the grounds of the Smithsonian castle in red yarn to usher in a new exhibit by an artist who works in yarn. News4’s Molette Green reports. 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