Cincinnati Bengals linebacker Keith Rivers (55) pursues Pittsburgh Steelers receiver Hines Ward (86) in the first half of an NFL football...

...receiver Eddie Royal #19 of the Denver Broncos drops the football after being tackled by linebacker Keith Rivers #55 of the Cincinnati Bengals at Paul Brown Stadium on September 13, 2009 in Cincinnati, Ohio...

EAST RUTHERFORD, NJ - OCTOBER 12: Linebacker Keith Rivers #55 of the Cincinnati Bengals looks to make a tackle during the game on October 12...

BALTIMORE - SEPTEMBER 7: Keith Rivers #55 of the Cincinnati Bengals walks on the field against the Baltimore Ravens at M&T...

...Longhorns quarterback (10) Vince Young runs past Southern California Trojans linebackers (45) Oscar Lua and (55) Keith Rivers during the 4th quarter of the Rose Bowl Game at the Rose Bowl in Pasadena, California...

BALTIMORE - SEPTEMBER 7: Keith Rivers #55 of the Cincinnati Bengals walks on the field against the Baltimore Ravens at M&T...

Cincinnati Bengals v Indianapolis Colts INDIANAPOLIS, IN - AUGUST 28: Linebacker Keith Rivers #58 of the Cincinnati Bengals runs in pursuit against the Indianapolis Colts at Lucas Oil Stadium...

...MD, USA; Baltimore Ravens running back Ray Rice (27) carries the ball as Cincinnati Bengals linebacker Keith Rivers attempts to make the tackle in the first half at M&T Bank Stadium

Southern California's Brian Cushing, left, celebrates after he and Keith Rivers, bottom, tackled Nebraska's Kenny Wilson during the second half of a college football game Saturday...

May 2, 2008; Cincinnati, OH, USA; Cincinnati Bengal linebacker Keith Rivers (58) walks off of the field during the Bengals Rookie Mini Camp at the Bengals Practice...

...on May 9, 2008 in Alameda, California. (Photo by Jed Jacobsohn/Getty Images) CINCINNATI - MAY 2: Keith Rivers of the Cincinnati Bengals runs through drills during rookie minicamp on May 2, 2008 in Cincinnati...

...27, 2008 in Kansas City, Missouri. (Photo by G. Newman Lowrance/Getty Images) CINCINNATI - MAY 2: Keith Rivers of the Cincinnati Bengals runs through drills during rookie minicamp on May 2, 2008 in Cincinnati...

CINCINNATI - MAY 2: Keith Rivers of the Cincinnati Bengals runs through drills during rookie minicamp on May 2, 2008 in Cincinnati...

First round draft pick Keith Rivers #58 of the Cincinnati Bengals runs through drills during rookie mini camp May 2, 2008 next...

Keith Rivers and Sedrick Ellis