Riders on Metro's Green and Yellow lines should expect delays due to an earlier train malfunction.
Earlier problem with a disabled train on the Red Line. Green/Yellow lines delayed because of medical emergency.
Green Line on Metro had earlier delays. Disabled train at U Street caused problems. Delays on Metro's Blue and Orange lines.
Problem was due to a disabled train.
Metro clears delays on Green and Orange lines after earlier problems.
Metro failed to meet its general goals for safety and service and its specific goals for helping passengers