Here's our preview from the Sunday paper, and below, some basics:
PORTLAND TIMBERS (9-3-12; 39 POINTS)AT SOUNDERS FC (10-8-4; 34 POINTS)7 p.m., CenturyLink Field.TV: ESPN2. RADIO: 97.3 FM.HEAD TO HEAD: Seattle leads 2-1-3 in MLS play, and 41-28-11 in the all-time rivalry. The teams played to a 1-1 draw March 16 in Seattle. The 2013 series resolves Oct. 13 in Portland. NOTES: Cascadia Cup standings are Vancouver (1-1-2, 5 points), Seattle (1-1-1, 4 points), Portland (0-0-3, 3 points). … The game is sold out. The Sounders expect to top their club record attendance of 66,452 for an MLS match, and could challenge the Pacific Northwest record for any soccer match: 67,052 for Sounders vs. Manchester United in 2011. … Seattle is 7-0-2 in MLS matches drawing crowds above 40,000. … The Sounders have a club-record nine-game home unbeaten streak (6-0-3). Portland is 2-2-8 on the road. … Seattle designated player Clint Dempsey is expected to make his home debut. … Portland has the fewest losses in MLS. The Timbers are coming off a 3-3 home draw against Real Salt Lake on Wednesday. The Sounders lost 3-1 at Houston on Aug. 17. … Ryan Johnson leads Portland with eight goals, while Diego Valeri leads with 11 assists. … Seattle goals leader Obafemi Martins (seven) is questionable with an ankle sprain. … Portland will be without midfielder Diego Chara, who is serving a one-game suspension after receiving his fifth yellow card of the season Wednesday. Seattle forward Eddie Johnson returns after sitting out last weekend due to caution accumulation. Defenders Djimi Traore and Jhon Kennedy Hurtado are one card away from suspension. … The referee is Jair Marrufo.QUOTABLE: “I’m not going to stand here and call them names and throw empty beer cans at their bus. Other people will do that.” – Sounders coach Sigi Schmid on the Portland rivalry.NEXT: 4:30 p.m. Saturday, at Columbus Crew.