Updated at 6:59 a.m.

Police said all lanes of the outer loop of the Beltway have re-opened after an earlier incident.

Original post at 6:29 a.m.

Maryland State Police said part of the Beltway’s outer loop was closed near Georgia Avenue Monday morning after 10 cars hit debris that was in the roadway.

Police said they did not know what the debris is, but it is being cleaned up “asap.”  Two left lanes of traffic are getting by.