Bill Callahan turned down extension with Jets

Despite Rex Ryan’s defense of offensive coordinator Brian Schottenheimer Wednesday, there are many in New York that believe the team will make a change at offensive coordinator after the season. Count Rich Cimini of ESPNNewYork.com among that group. “Ryan’s response to the Schottenheimer job-security question was telling,” Cimini wrote. “He looked away, there was a nervous…