MARC cancellations and delays
7:15 p.m. Update: MARC has opened the Metro option due to delays on the Brunswick Line.
5:05 p.m. Update: Train 450 is canceled, according to the MTA. The next train to depart Washington will be 534 at 5:20 p.m.
Original post: MARC 435 has been canceled due to mechanical problems, according to the Maryland Transit Administration. Train 437 is the next train departing Baltimore Penn Station.