Matchup:
Air Force (2-0) at No. 4 Michigan State (2-0).
When:Noon Saturday
Where: Spartan Stadium, East Lansing.
TV/radio:ABC (Channel 7 in Detroit); WJR-AM (760).
Line: MSU by 24 1/2.
Weather:Mostly cloudy, 64 degrees, 5% chance of rain (hour-by-hour updates).
Joe Rexrode looks at five things to watch in Saturday's game
1.