Recent injury to CrossFit instructor and athlete has once again heated up the pro vs. con debate about CrossFit's safety

When Kevin Ogar's spine was severely damaged in a weightlifting event at a recent competition, critics of CrossFit pointed to it as an example that the fitness regimen is unsafe. The CrossFit community, meanwhile, insists it was simply a tragic freak happenstance. The only certainty is CrossFit always seems to be in the middle of a hot debate over its pros and cons. My story for ESPN.com's Endurance Sports section: http://espn.go.com/sports/endurance/story/_/id/10408256/endurance-sports-does-recent-tragedy-mean-crossfit-unsafe