Peyton Manning is one of the greatest quarterbacks to ever play at either the college or pro level. He has two Super Bowl appearances, one Super Bowl win, four MVPs, five All-Pro selections and 11 Pro Bowl selections to prove it.
But even the great Manning can only play for so long. He's already 35 years old and has shown signs of dropping off in the last couple of years.
Don't get me wrong, I still think Manning can play at a high level for a few more years, but with the quarterbacks available in the 2012 draft class, now might be the best time to draft his successor.
Drafted players will be cheap this year, and the Colts could get a first round quality player late in the second or a high first round quality player late in the first. Either way, I expect them to draft a quarterback early in the 2012 draft.
So who will it be? Here are five possibilities: