Second leg kickoff live at 6 p.m. on ESPN.
On what will be a cold, rainy night in the Pacific Northwest — with conditions deteriorating throughout the game — more than 40,000 fans will watch to see if the Sounders can pull off an historic comeback or the Galaxy reach a second consecutive MLS Cup final.
Seattle understands the enormity of their task — as do the wary Galaxy.
Check out coverage leading up to the game earlier in the week here and here.
More on the Eastern Conference final is here (kickoff is at 1 p.m. on NBC Sports Network).