Former Florida quarterback and NFL player Tim Tebow walks the sidelines prior to the start of the Sugar Bowl NCAA college football game between Florida and Louisville on Wednesday, Jan. 2, 2013, in New Orleans. (AP Photo/Butch Dill)

FILE - In this Jan. 2, 2013, file photo, former boxing legend Muhammad Ali arrives at the Sugar Bowl football game in New Orleans. Muhammad Ali's daughter knocked down rumors of her father being near death Sunday, Feb. 3, 2013, saying he was at home watching NFL football's Super Bowl. (AP Photo/Dave Martin, File)