As of now, the Broncos have two other quarterbacks under contract, one they are shopping around trying to ship out of Denver (Tim Tebow), while the other spent all of 2011 on the practice squad (Adam Weber).
Despite the doctors' confirmations that Manning's neck is fully healed and that he has the same likelihood to be injured as any other quarterback, the truth is that the QB takes lots of hits in a game, let alone an entire season.
John Elway and company must prepare for the worst, or else they will end up like last year's last-place Indianapolis Colts, whose lack of a plan for a season without Manning landed them this year's No. 1 draft pick. The coveted pick came at the cost of head coach Jim Caldwell and GM Bill Polian.
Let's look at a few available options for Denver.