In a league where quarterbacks are vital to the health of a franchise, it's imperative that the rookie becomes a definitive answer at a critical position. If he remains an unknown - more of an open-ended question than a certainty - that would be a nightmare scenario for the Eagles.

The organization is already looking at an extensive rebuilding project. If Foles can't play, if he isn't their starter next season and for the foreseeable future, reconstructing the team will require an unimaginable effort.

Read more about how the Eagles future hinges on Foles at CSNPhilly.com.