FRISCO, Texas (AP) " Walker Zimmerman scored in the first half to help FC Dallas beat the Los Angeles Galaxy 1-0 on Saturday night to remain atop the MLS standings.
The victory ended a three-game winless run for Dallas, which leads the Supporters' Shield race by five points. Los Angeles has lost two straight after a six-game undefeated run, but clinched a playoff spot due to other results in the Western Conference.
Zimmerman was left unmarked on Mauro Diaz's corner kick and he headed it home in the 39th minute. He earlier just missed a glancing header in the 25th.
Steven Gerrard missed a chance to put Galaxy in front in the 18th when he shot wide after a counterattacking move.
Colorado beat Portland 1-0 to secure a spot in the playoffs for the first time since 2013, with Seabstien Le Toux scoring the winner in the 63rd.
With four games to go, Colorado is five points behind in the Western Conference and has the best chance of the remaining contenders to surpass Dallas for the Supporters' Shield.
At Harrison, New Jersey, the New York Red Bulls beat the Philadelphia 3-2 to join New York City FC in first place on the Eastern Conference standings with two games remaining.
Dax McCarty capped the scoring in the 66th after being involved in both of the Red Bulls' earlier goals.
Toronto dropped to third spot in the Eastern Conference with a 2-1 home loss to D.C. United, which is unbeaten in five games.
New England remained in contention for a playoff spot with a 3-1 win over Sporting KC, staying in seventh spot in the Eastern Conference just two points behind sixth-place Montreal.
The Columbus Crew beat the Chicago Fire 3-0 and San Jose head a 2-1 win over Real Salt Lake in other games.
This story has been automatically published from the Associated Press wire which uses US spellings