NFL Network's Tom Pelissero: "This is about the Bengals' longstanding policy that they don't guarantee money beyond Year 1."

As NFL training camp opened this week, the Cincinnati Bengals found themselves without one of their most disruptive defenders. All-Pro defensive end Trey Hendrickson did not report to practice Tuesday amid a contract standoff, leaving his teammates and coaches to prepare without last year’s sack leader on the field.

The start of the NFL season is officially upon us, as all 32 teams report to training camp around the league this week. Thus begins the six-month grind as each team believes it can compete for a Super Bowl title.