Cincinnati Bengals running back Aaron Brown (33) is tackled by linebacker Thomas Howard during the team's scrimmage, Sunday, Aug. 5, 2012, at their NFL training camp in Cincinnati. (AP Photo/Al Behrman)

Cincinnati Bengals wide receiver A. J. Green catches a pass during the NFL team's football scrimmage, Sunday, Aug. 5, 2012, at training camp in Cincinnati. (AP Photo/Al Behrman)

Cincinnati Bengals running back BenJarvus Green-Ellis (42) carries the ball during their NFL football scrimmage, Sunday, Aug. 5, 2012, at training camp in Cincinnati. (AP Photo/Al Behrman)

Cincinnati Bengals cornerback Terence Newman (23) breaks up a pass intended for wide receiver Jordan Shipley (11) during their NFL football scrimmage, Sunday, Aug. 5, 2012, at training camp in Cincinnati. (AP Photo/Al Behrman)

Cincinnati Bengals quarterback Andy Dalton throws during their NFL football scrimmage, Sunday, Aug. 5, 2012, at training camp in Cincinnati. (AP Photo/Al Behrman)

Cincinnati Bengals wide receiver Armon Binns catches a pass against cornerback T.J. Heath (41) during their NFL football scrimmage, Sunday, Aug. 5, 2012, at training camp in Cincinnati. (AP Photo/Al Behrman)