Taylor Mays unquestionably will be the leader of a depleted USC defense that still hopes to challenge the '08 version

Conference Challenges

...Graham and an innovative no huddle offense is 2-0 at Tulsa but he faces his toughest challenge Friday when Tulsa meets No. 4 Oklahoma in Tulsa

Oklahoma will prove to a big challenge for Miami and coach Randy Shannon

Arizona head coach Mike Stoops makes a point to an official during a play challenge during the Arizona 24 to 20 upset win over California at Arizona Stadium in Tucson, Arizona on...

...capacity crowd at Neyland Stadium is more than 100,000 people -- which leads to a lot of challenges for Tennessee's athletic department

Terrence Austin and Cody Hawkins "Coach Em Up" during the Pee Wee Football challenge

...left) London Crawford and Jarred Fayson tried on a different type of helmet for the go-karting challenge

Clemson's Tommy Bowden is deciding how the Tigers will use the replay challenge in 2006

...Potts (back), Terrence Austin, Jarred Fayson and London Crawford strike a pose during the "Chopping Block" cooking challenge

Terrence Austin utilized his leaping ability during the "Beach Battle" challenge along Lake Michigan

Mack Brown is fired up about the new challenges facing the Horns

Selvin Young and the Horns have withstood the Trojans' challenge

Reggie Bush's next challenge is orchestrating a win over Texas

Pat Hill and Fresno State won't back down from a challenge