Sep. 5—Washington State at Washington Sunday, 1 p.m. Line: UW favored by 23 1/2 TV: NBC Radio: 920-AM Key matchup WSU edges vs. UW OL: There may be no bigger matchup in Sunday's game than this: How will WSU defensive ends Matyus McLain and Linus Zunk fare against UW offensive tackles Kodi Greene and Drew Azzopardi? Transfers from Idaho and Vanderbilt…