A track problem in Bethesda, Md., caused delays for Metro Red Line riders during the Monday evening commute.
Metro personnel worked on a third-rail problem outside the Bethesda Metro Station.
Red Line trains single-tracked between Friendship Heights and Medical Center. Some trains were turned back toward Glenmont at Van Ness.
Metro said riders experienced 10-20 minutes delays and crowding as a result.
Single-tracking ended by 5:45 p.m.
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