Stef-fing out; a NHL prospect walks away, quite possibly for real

Everyone's going to have a theory about what would possess Columbus Blue Jackets prospect Stefan Legein to apparently quit hockey at the ripe old age of 19. (Bethany's Hockey Rants, by the way, had this first. Others, presumably, will have much more.) Breaking out the jump-to-conclusions mat -- maybe he's going to sign in the KHL, maybe he doesn't want to play for the Blue Jackets -- is a