Major League Soccer: Simon Dawkins: (70'), San Jose Earthquakes 2-1 Toronto FC
Rayo OKC scored three second-half goals to beat the New York Cosmos and earn a six-game unbeaten streak.
Colorado's unbeaten streak reached 14 matches as Marlon Hairston's sensational strike propelled the Rapids to three points against rival Sporting KC.
FC Dallas put their loss to Seattle in the rearview mirror with a dominant victory over Chicago Fire.
Major League Soccer: Marlon Hairston (78'), Colorado Rapids 1-0 Sporting KC
Major League Soccer: Arturo Alvarez (90'+1), FC Dallas 2-1 Chicago Fire