"Colts owner Jim Irsay has fired vice chairman Bill Polian and general manager Chris Polian, a source told The Star's Bob Kravitz.

There's no word yet on the status on coach Jim Caldwell.

The Indianapolis Colts have announced there will be a 5 p.m. press conference today with owner Irsay at the team's West 56th Street complex.

No details were available on what would be discussed, but players were advised in a team meeting earlier today that significant changes are forthcoming.

Players said Chris Polian and Caldwell addressed them in a team meeting this afternoon."