Carson:Dwayne De Rosario scored the tie-breaking goal and had an assist to lead the Houston Dynamo to a playoff berth with a 3-1 victory over the Los Angeles Galaxy on Sunday.
By extending their unbeaten streak to five games, the Dynamo regained first place in the Western Conference by one point over Chivas USA. The Dynamo are the first Western team to qualify for this year's Major League Soccer.
De Rosario's header off Richard Mulrooney's corner kick enabled Ryan Cochrane to give Houston a 1-0 lead in the 21st minute. Los Angeles (4-13-5) tied it in the 26th minute on Alan Gordon's 10-yard header off Landon Donovan's corner kick.
Houston's Ricardo Clark scored in the 73rd minute.
At Commerce City, Colorado, Colin Clark scored in the 76th minute to give Colorado a 1-1 tie with Chivas USA.
With the tie, Chivas USA missed a chance to clinch a playoff spot. Chivas opened the scoring in the 13th minute on Sacha Kljestan's penalty kick.