Patrick Mullins (Maryland) had a goal and an assist and D.C. United clinched a third consecutive MLS Cup playoff appearance with a 3-1 victory over New York City FC.
Bobby Boswell and Rob Vincent added goals to help United (11-9-13) win its fourth straight.
City (14-10-9) was eliminated from the Supporters' Shield race and fell three points behind the New York Red Bulls for the top seed in the East.
United opened the scoring in the 27th minute when Lloyd Sam sent in a low cross and Luciano Acosta deflected it through to Mullins for the finish. Boswell headed home Sam's corner in the 31st...