CARSON — Robbie Keane scored three second-half hat trick to help the Los Angeles rally for a victory 4-2 over Major League Soccer Real Salt Lake Saturday. Keane scored in the 56th, 67th and 86th minutes to help the Galaxy pull four points behind Salt Lake and tighten an eight-team battle for playoff berths. The top seven teams are separated by eight points. Other results: Columbus 2, Toronto FC; Impact 2, D.C. United 1; Revolution 2, Chicago Fire 0; Houston Dynamo 3, Seattle Sounders 1; Colorado Rapids 2, Vancouver Whitecaps 0; Portland Timbers 2, FC Dallas 1; Philadelphia Union 0, New York Red Bulls 0. — AP