Bengals' receiver Chad Johnson will undergo ankle surgery Wednesday, according to a report by the NFL Network on Tuesday.

Chad Johnson fully participated in drills for the first time Saturday as the Bengals wrapped up their minicamp. The receiver limited himself to a few drills during workouts on Thursday and Friday, complaining through his agent that he has a bad ankle. He looked fine during a team workout on Saturday, catching passes from QB Carson Palmer.

The NFL suspended former Bengals' wide receiver Chris Henry indefinitely Friday for violating the league's personal conduct policy, according to a report on NFL.com. Henry was released by the Bengals last April shortly after he was arrested for the fifth time since 2005.

The Bengals have agreed to a five-year contract extension with defensive tackle Domata Petko, according to The Associated Press. Peko, a 6-3, 319-pounder on the interior of the defensive line, reached agreement Thursday on the $29.3 million extension that will keep him a Bengal through 2014. Peko has the ability with escalators to earn $30.3 million over the life of the extension.

Chad Johnson showed up, but wasn?t taking part in drills, at the Bengals? minicamp on Thursday, as reported by the Associated Press. Wearing his helmet and jersey, the disgruntled Johnson stood and watched his teammates go through drills on the practice field. He arrived at the field a few minutes after the start of practice.

The disgruntled Chad Johnson has apparently ceased his demands for a trade and declared that he will be returning to the Bengals, according to a report by ESPN.com Tuesday. Earlier this offseason, Johnson had demanded a trade and vowed he would never play for the Bengals again. Coach Marvin Lewis called his bluff, suggesting Johnson should make good on his promise to sit out the season.

Former Bengals' linebacker Odell Thurman is facing an indefinite suspension after violating the NFL's substance abuse policy for the second time in three seasons, according to a report on SI.com. Thurman's representative Safarrah Lawson said he was unaware of the situation when contacted by ESPN.com on Monday night. Thurman was released by the Bengals on May 19.