PITTSBURGH — Pitt freshman center Austin Wallace needs major left knee surgery to repair a fractured patella and will be out for the rest of the season.

Wallace was hurt while practicing Friday in Seattle, a day before the No. 11 Panthers beat Washington 75-74. He is scheduled for surgery on Friday.

The 6-foot-9, 230-pound Wallace was a seldom-used redshirt freshman who had played only 12 minutes this season.

FAYETTEVILLE, Ark. — Arkansas' patience was rewarded by a coach who wanted out of the NFL after less than a season.Bobby Petrino was introduced as the Razorbacks' new coach Tuesday night, hours after he abruptly resigned from the Atlanta Falcons. The move gave Arkansas a big-name catch to replace Houston Nutt, who left the Hogs two weeks ago and was hired by Mississippi.In January, Petrino left as head coach at Louisville to take over in Atlanta, agreeing to a five-year, $24 million contract handed out by a team that felt he could help Michael Vick reach his full potential.However, the star quarterback came under investigation for a grisly dogfighting operation that led him to plead guilty to federal charges.

NEW YORK — Major League Baseball has gotten its advance look at a draft of George Mitchell's report on drug use in the sport.Baseball reviewed a draft Tuesday at the Manhattan office of DLA Piper, the law firm that Mitchell chairs, a baseball official said, speaking on condition of anonymity because Mitchell hasn't authorized any statements.The report likely will be released Thursday, and commissioner Bud Selig does not plan to attend Mitchell's news conference, the official said. Selig could have his own news conference or hold a conference call, he added.