When the Tennessee Titans hired head coach Brian Callahan during the offseason, there was added excitement because his dad, esteemed offensive line coach Bill Callahan, was going to come with him.

Titans coach Brian Callahan lost it on the referees during the team's matchup against the Vikings and paid the price.

After a much-needed and surprising win over the Texans, Titans quarterback Will Levis had some eye-opening thoughts on head ...