Career
He played college football for Mississippi State, where he was the starting center for four years: 2011, 2012, 2013, and 2014. While at Mississippi State, Day gained a reputation for being an unsportsmanlike player, with numerous after-the-whistle flagrant fouls. During the 2014 game against Louisiana State University, Day made national news for violently stomping on two defenseless Louisiana State University players as they laid on the ground in separate incidents.
He was suspended by the Securities and Exchange Commission, which issued the following release: "This action is the result of multiple flagrant and unsportsmanlike acts during the game, as well as previous disciplinary action for similar behavior.".