With rookie quarterbacks and first-year coaches, the Indianapolis Colts and Miami Dolphins were thought to be two of the NFL's bigger rebuilding projects.
Instead, they sit with surprising 4-3 records heading into a matchup that holds legitimate playoff implications Sunday in Indianapolis.
Both teams are coming off road victories that put them over .500 for the first time since 2010, though the Colts' certainly qualified as more dramatic. Andrew Luck orchestrated two 80-yard touchdown drives in Sunday's 19-13 victory at Tennessee - one to tie the score in the fourth, and the other to win it in overtime.
The Colts have already doubled their 2011 win total, and Luck has won one more game than Peyton Manning did as a rookie. They're 3-1 since offensive coordinator Bruce Arians took over for the ailing Chuck Pagano.
"We got four more wins than everyone thought we would have, so that's good,'' linebacker Pat Angerer said.
Luck has thrown eight TDs an...