Turning point? Portland Timbers relish huge rivalry victory over Seattle Sounders
Sounders fall apart late in loss to Timbers
The Portland Timbers in a complete state of disarray against a streaking Seattle Sounders ahead of the Cascadia Derby
Sounders' Portland rivalry match Sept. 2 - New Day NW
Seattle Sounders FC 3-2 Portland Timbers, 2018 Playoff Rivalry Game
What rivalry? Schmetzer slams Seattle Sounders after another loss to Portland Timbers
Sounders' Portland rivalry match Sept. 2 - New Day NW
Sounders FC Battles Rival Portland Timbers this Saturday in Pivotal Cascadia Cup Clash - OurSports Central
Portland Timbers–Seattle Sounders rivalry - Wikipedia