As Crossfit's popularity continues to skyrocket, so does injury risk
The massively popular workout program has struck a chord with fitness buffs and weekend warriors alike. While the program is lauded for intense training that promotes a strong sense of community, opponents say the workout could cause serious injury. Dr. Christopher Visco, director of sports medicine at N.Y. Presbyterian, Columbia University Medical Center, joins the "CBS This Morning" co-hosts to discuss the issue.