FILE - In this April 14, 2012, file photo, Iowa running back Damon Bullock, right, runs from defenders Micah Hyde (18) and Anthony Hitchens, left, during a touchdown run in Iowa's annua

 

              FILE - In this April 14, 2012, file photo, Iowa running back Damon Bullock, right, runs from defenders Micah Hyde (18) and Anthony Hitchens, left, during a touchdown run in Iowa
FILE - In this April 14, 2012, file photo, Iowa running back Damon Bullock, right, runs from defenders Micah Hyde (18) and Anthony Hitchens, left, during a touchdown run in Iowa's annual NCAA college football spring scrimmage in Iowa City, Iowa. Iowa should have a potent two-back punch next season with speedster Bullock and bruising former fullback Mark Weisman, if both can stay healthy. (AP Photo/Charlie Neibergall, File)