Jets head coach Rex Ryan in pictures.
New York Jets head coach Rex Ryan, left, talks to linebackers, from left, Calvin Pace, David Harris and Bart Scott during training camp at Atlantic Health Training Center in Florham Park, N.J. (Aug. 4, 2011)
New York Jets head coach Rex Ryan throws a pass during training camp at Atlantic Health Training Center in Florham Park, N.J. (Aug. 3, 2011)
Rex Ryan the coach of the New York Jets, recently wrote a book entitled "Play Like You Mean It". Ryan autographs copies of his recent book at the Book Revue in Huntington. Lewis Damrauer, of Huntington, shakes Ryan's hand after signing his book. "We are here to buy my son-in-law his fathers day present. He's a huge Jets fan", Damrauer said. (May 4, 2011)
Jets head coach Rex Ryan speaks to the media. (Jan. 3, 2011)
Jets fullback Tony Richardson shares a laugh with head coach Rex Ryan during stretching drills at practice. (Jan. 6, 2011)
Jets owner Woody Johnson, left, talks with head coach Rex Ryan and general manager Mike Tannenbaum, far right, as the team practices in preparation for its upcoming playoff game against the Indianapolis Colts. (Jan. 4, 2011)
Jets coach Rex Ryan talks with running back LaDainian Tomlinson as the team prepares to face the Colts. (Jan. 6, 2011)
Jets coach Rex Ryan, right, and Steelers coach Mike Tomlin meet after the Jets' 22-17 win in Pittsburgh. (Dec. 19, 2010)
PITTSBURGH - DECEMBER 19: Head coach Rex Ryan of the New York Jets watches his team warm up before the game against the Pittsburgh Steelers on December 19, 2010 at Heinz Field in Pittsburgh, Pennsylvania. (Photo by Jared Wickerham/Getty Images)
A dejected Rex Ryan walks off the field after a Jets loss to Miami. (Dec. 12, 2010)
Jets head coach Rex Ryan fists bumps one of his coaches as he takes the field during pre-game warmups before a game against the New England Patriots in Foxborough, Mass. (Dec. 6, 2010)
Patriots head coach Bill Belichick, left, meets Jets head coach Rex Ryan on the field after the Patriots beat the Jets 45-3 in a Monday Night Football game. (Dec. 6, 2010)
Jets head coach Rex Ryan has a laugh with cornerback Dwight Lowery, right, during practice on the first day of training camp in Cortland, N.Y. (Aug. 2, 2010)
Jets coach Rex Ryan throws a pass during a minicamp in Florham Park, N.J. (June 14, 2010)
Jets head coach Rex Ryan smiles on the last day of a minicamp at the new Meadowlands Stadium. (June 16, 2010)
Jets coach Rex Ryan, left, walks alongside defensive end Jason Taylor at minicamp. (June 14, 2010)
Jets head coach Rex Ryan comments as team owner Woody Johnson, left, Ross Greenburg president of HBO Sports and Steve Sabol, president of NFL Films listen after the announcement that the Jets will be featured on HBO's "Hard Knocks." (Mar. 25, 2010)
Rex Ryan watches the Jets take on the New England Patriots on Sunday, Sept. 20, 2009.
Jets head coach Rex Ryan throws a ball while running defensive drills during training camp in Cortland.
N.Y. Jets head coach Rex Ryan throws a pass during training camp at Suny Cortland on Sunday.
N.Y. Jets head coach Rex Ryan seems happy after his first practice during training camp at SUNY Cortland State on July 31, 2009. (Photo by Pat Orr)
Head coach Rex Ryan watches practice
Jets head coach Rex Ryan says he's not intimidated by Patriots coach Bill Belichick.