- Linebacker sustained injury in game during 2017 season
- 28-year-old was one of most promising defensive players in league
Pittsburgh Steelers linebacker Ryan Shazier announced his retirement on Wednesday, nearly three years after a severe spinal injury forced the two-time Pro Bowler to put his career on hold.
The 28-year-old said in a social media post that while he still loves the game, it is time to get on to the next chapter in his life.
Related: Depression, memory loss and mood swings: Football’s toll on one man’s promising life
