Who is the most pivotal Seahawk on Sunday?  There are plenty to choose from but outside of Russell Wilson, who is the biggest key?  In What to Watch For, we preview UW's first Pac-12 matchup and take a look at the Seahawks injury report.  Seattle already faced Philadelphia once this year - how can that help them, if at all?  Finally, a look at Philadelphia's injury report which could be worse than Seattle's.