MARC trains will be short

5:52 P.M. UPDATE: MARC Train 534 on the Penn Line will also be one car short.

MARC 437 on the Penn Line is operatiring 15 minutes late due to a disabled freight train outside New Carrollton, the MTA said.

5:14 p.m. Update: Camden Line riders may experience 15- to 20-minute delays because of switch problems.

Original post: Maryland Transit Administration officials report that Camden Line MARC Train 850, which departs Union Station at 5:16 p.m. will operate one car short.