The Portland Timbers scored four goals in the first half then held off Cascadia rival Seattle Sounders 4-2 on Sunday, snapping the Sounders' five-game unbeaten streak.
Vytautas Andriuskevicius, Fanendo Adi, Lucas Melano and Steven Taylor scored for the defending MLS Cup champion Timbers (9-10-8). They remained in sixth place in the Western Conference.
Seattle forward Clint Dempsey missed the game because of medical tests for an irregular heartbeat. Dempsey also was left off the U.S. national team's roster for upcoming World Cup qualifying matches.
Jordan Morris scored for the Sounders (9-13-4). They beat the Timbers 3-1 last Sunday in Seattle but sit in eighth place in the conference standings.
Bradley Wright-Phillips scored his 16th goal of the season in the 55th minute and the New York Red Bulls beat the New England Revolution 1-0.
Revs goalkeeper Brad Knighton saved Alex Muyl's shot and Wright-Phillips put back the deflection with a half-volley into the right corner. Wright-Phillips has 61 goals in 100 career MLS games.
The Red Bulls (11-9-7) extended their undefeated streak to nine games and moved into a third-place tie in the East with the Philadelphia Union. The Revolution (6-12-9) are winless in their last six.