CHICAGO (CBS) – For most students, school starts next week and the mentoring group "I Am A Gentleman" wants to make sure young Black men go back in style and empowered.Kids are getting free haircuts, but they're also learning life lessons. CBS 2's Shardaa Gray showed us how kids of all ages are preparing to go back to school.In a South Side barbershop, kids got haircuts, and pep talks from a Chicago police sergeant."I think the most important thing that I learned when I was your age is to be a leader, not a follower," Tim Crawford told one child.Crawford...