For Snack today, Will serves up a heaping helping to televsion ad buys. From Obama's bio spot, to McCain comments on war, what messages can we expect, how often will they run, and how will they pay for all that TV time?

Today's Lunch marks the fifth anniversary of the Iraq War, and a McCain faux pas that couldn't have come on a worse day. Also, the praise rolls in for Obama's speech and (some of) Hillary's history is revealed.