Updated at 4:08 p.m. — All lanes of Washington Blvd are now open to traffic.
The southbound lanes of Washington Blvd are temporarily closed near the Arlington Blvd overpass due to an accident involving a bicyclist.
Initial reports suggest the cyclist was struck by a vehicle and suffered a broken left leg. The southbound lanes are closed due to the emergency response.
Drivers should avoid the area if possible.