Tomas Martinez scored in the 63rd minute and his free kick in the 77th led to an own goal, helping the Houston Dynamo beat Sporting Kansas City 2-1 on Wednesday night.
Houston moved within one point of a third-place tie with Portland and Seattle in the Western Conference. Second-place Sporting KC needed at least a draw to secure a playoff spot.
Only Vancouver, three points ahead of Sporting KC, has secured a playoff spot in the West.
Martinez tied it at one by volleying home a deflected cross and...