The Bengals added a long-time nemesis to their defense on Tuesday, signing former Steelers linebacker James Harrison to a two-year deal.
The NFL believes it made pro football safer, particularly for defensive players, with rule changes passed at the owners meetings.
The Bengals have signed middle linebacker Rey Maualuga to a new contract, another move to keep the league's sixth-ranked defense virtually intact.
When it comes to running the Baltimore Ravens defense, Dean Pees has no regard for history, tradition or statistics.

A.J. Green doesn't really care about the Cincinnati Bengals' woeful past. The wide receiver wasn't part of it and hasn't really taken the time to study it.
The Philadelphia Eagles haven't completely given up on the season. They damaged Tampa Bay's playoff chances last weekend and get an opportunity Thursday night to do the same to the Cincinnati Bengals.

Cornerback Terence Newman's two interceptions — one in the end zone — gave the Bengals a chance to beat Peyton Manning for the first time.
When Pittsburgh Steelers receiver Emmanuel Sanders suddenly dropped to the turf late in the fourth quarter, was helped to the sideline, returned after missing one play, then managed to be the first player down the field on punt coverage, announcers Al Michaels and Cris Collinsworth let NBC's audience know their feelings.
With Commissioner Roger Goodell at the table, the NFL and referees' union pressed toward a settlement Wednesday to end a three-month lockout that triggered a wave of frustration and anger over replacement officials and threatened to disrupt the rest of the season.