Speculation surrounds Jim Irsay's new head coach challenge tweet

INDIANAPOLIS, Ind. – News could break soon on who the new coach of the Indianapolis Colts will be.

Owner Jim Irsay issued a challenge on Twitter. The tweet stated, "Predict new Indianapolis Colts head coach, and win two Super Bowl tickets"

Participants only had one chance to guess. The offer expired at midnight, Tuesday.  So far speculation has centered around Colts consultant Jim Tressel.

Tressel is the former coach of the Ohio State Buckeyes.