FILE - In this Dec. 31, 2015, file photo, Alabama center Ryan Kelly (70) sets up for a play against Michigan State during the first half of the Cotton Bowl NCAA college football semifinal playoff game in Arlington, Texas. Kelly is one of the top offensive players available in the NFL Draft, which starts April 28 in Chicago.
FILE - In this Dec. 31, 2015, file photo, Alabama center Ryan Kelly (70) sets up for a play against Michigan State during the first half of the Cotton Bowl NCAA college football semifinal playoff game in Arlington, Texas. Kelly is one of the top offensive players available in the NFL Draft, which starts April 28 in Chicago. LM Otero AP
FILE - In this Dec. 31, 2015, file photo, Alabama center Ryan Kelly (70) sets up for a play against Michigan State during the first half of the Cotton Bowl NCAA college football semifinal playoff game in Arlington, Texas. Kelly is one of the top offensive players available in the NFL Draft, which starts April 28 in Chicago. LM Otero AP