Election night

If Obama wins Ohio and Virginia (and holds Pennsylvania and the other usual suspects), then he doesn't need Colorado or New Mexico. Essentially, election night drama will be over when Ohio and Virginia are called, if they go to Obama. Here's how that electoral map would look, giving all the other states to McCain (and noting that this map is far more favorable to McCain that current polling suggests):

Created using the RCP create-your-own-map thingee.