Updated at 9:03 a.m.

Metro said normal service has resumed on the Orange, Silver and Blue lines.

Updated at 8:39 a.m.

Normal service has resumed on Metro’s Red and Yellow lines.

Delays on Metro’s Orange, Silver, and Blue lines continue because of an earlier train malfunction at Foggy Bottom station.

Updated at 8:24 a.m.

Metro said there are delays on the Orange, Silver and Blue lines to New Carrollton and Largo Town Center stations because of an earlier train malfunction at Foggy Bottom station.

Delays on the Blue and Yellow line because of an earlier train malfunction at Fort Totten station continue. There are also delays on the Red Line because of an earlier disabled train.

Updated at 8:10 a.m.

Red Line trains are no longer single-tracking. Metro said to expect delays in both directions because of the earlier disabled train.

There are also delays on the Blue and Yellow lines to Franconia-Springfield station because of an earlier train malfunction at Fort Totten station.

Updated at 7:44 a.m.

Red Line trains are single-tracking again between Grosvenor and Medical Center stations because of a disabled train at Grosvenor station.

Expect delays in both directions.

Updated post at 6:07 a.m.

Trains are no longer single-tracking and there are no delays.

Original post at 5:49 a.m.

Metro’s Red Line riders should expect delays Friday morning with trains single-tracking between stations.

Trains are single-tracking between Rhode Island Avenue and Takoma stations because of track work outside Fort Totten station.

Metro said riders should expect delays in both directions.