Republic of Ireland striker Robbie Keane struck twice as LA Galaxy moved to the top of the MLS Western Conference on goal difference above Seattle Sounders after a crushing 4-0 win over the New York Red Bulls on Sunday.

Keane bagged a brace, beginning the scoring in the eighth minute and ending it in the 82nd, with goals from Landon Donovan (51) and Gyasi Zardes (69) in between.

The first goal was a stunning chip as Keane turned on to his right and found the top corner of the net.

Columbus Crew cemented their place in the play-off places with a 2-0 win over the Montreal Impact.

Ethan Finlay gave the home side a second minute lead before Federico Higuain secured the points from the spot after 58 minutes.

Vancouver Whitecaps came back from a goal down to beat Real Salt Lake 2-1.

Nat Borchers put the visitors ahead after 57 minutes, but the lead lasted only five minutes before Pedro Mosales levelled from the spot.

The same player was on target again in the 78th minute to complete the turnaround.

Two goals in the last 10 minutes ensured a thrilling finale in the game between the Colardo Rapids and the San Jose Earthquakes.

Gabirel Torres looked like he has won the game for the home side with an 84th minute strike only for substitute Atiba Harris to level in injury time.

Elsewhere, the Houston Dynamo beat Chicago Fire 2-0 thanks to goals from Omar Cummings (15) and Boniek Garcia (67).