The Indianapolis Colts shocked the NFL when they signed Philip Rivers on Tuesday, and Cam Newton feels strongly that the team could have done much better.

Philip Rivers' NFL comeback might actually get underway mere days after he reunited with the Indianapolis Colts, according to ESPN's Stephen Holder and Jeremy Fowler.

It’s quickly turned from a ludicrous suggestion to a reality, with the Colts signing Rivers to their practice squad on Tuesday, with there being every indication he could start this weekend against th...