FILE - In this Aug. 27, 2017, file photo, a Seattle Sounders supporter holds up a scarf as he takes part in the traditional March to the Match before an MLS soccer match against the Portland Timbers in Seattle. The Timbers host the Sounders on Sunday in the 100th meeting between the two rivals from the Pacific Northwest. (AP Photo/Ted S. Warren, File)
FILE - In this Aug. 27, 2017, file photo, a Seattle Sounders supporter holds up a scarf as he takes part in the traditional March to the Match before an MLS soccer match against the Portland Timbers in Seattle. The Timbers host the Sounders on Sunday in the 100th meeting between the two rivals from the Pacific Northwest. (AP Photo/Ted S. Warren, File)
FILE - In this Aug. 27, 2017, file photo, a Seattle Sounders supporter holds up a scarf as he takes part in the traditional March to the Match before an MLS soccer match against the Portland Timbers in Seattle. The Timbers host the Sounders on Sunday in the 100th meeting between the two rivals from the Pacific Northwest. (AP Photo/Ted S. Warren, File)

Sounders, Timbers: A US soccer rivalry dating to 1975 ... and like no other

May 12, 2018 06:46 PM