7:45 A.M. Update:

If you’re heading out on the MARC Penn Line, expect delays of 10 to 15 minutes between New Carrollton and Washington due to the disabled train 505 and other train congestion.

6:52 A.M. Update:

MARC train 404 has been canceled, according to the Maryland Transit Administration. Train 406 is expected to run on time.

Original Post:

MARC train 505 is stopped at New Carrollton with mechanical problems and train 404 is expected to leave Washington 30 minutes late.

Metro will honor MARC tickets from New Carrollton to Washington.