Update at 11:30 a.m. — The accident has been cleared and all lanes are now open.
A black Mercedes has flipped on its roof on southbound I-395 just past the Washington Boulevard exit.
Police and firefighters are on the scene reporting that the driver was able to walk away from the accident.
The wreck is in the left lane, with two right lanes getting by the accident scene. Minor delays are forming at Washington Boulevard.
