If you want to understand why Andrew Luck, one of the game's great young stars, walked away from football at the age of 29, you need to understand what's happening with another player, one whose exit from football hasn't gotten as much attention. Le'Ron McClain. His story, Luck's story, and the stories of many thousands of former players are all intertwined.
Just hours before Luck stood on a podium Saturday and told the football world he had no choice but to leave the NFL because football was wrecking his body, McClain went to social media and pleaded for help for a wrecked mind.