By Hunter Hodies The Pittsburgh Steelers just suffered a major loss to their defense going forward. Star defensive end Stephon Tuitt has announced his retirement from the NFL after he sat out all of last season. Tuitt released a statement and confirmed that after losing his brother and completing his college degree, he’s being called away from the sport. “With respect to the Steelers organization, my teammates, and coaches, I would like to officially announce that I have come to the decision to retire from the NFL,” Tuitt’s statement read. “I am thankful to have had the opportunity to represen…