... about the team’s offense from year to year, and probably won’t have to until Peyton Manning retires. The team’s defense has had bright spots and question marks in recent seasons, and it appears that the Colts have made a concerted effort to get bigger up front in order to perform better against the run. 

But this offseason, the unit that has undergone the most dramatic changes is the Colts' special teams.

Caldwell’s first move as head coach (apparently occurring just moments after Dungy announced his retirement) was to replace often criticized special teams coach Russ P...

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