I started visiting New Orleans barbershops on Friday afternoons. Many of the subjects in my monograph "Ya Heard Me" were Gangsta' Rap artists. I began documenting their day-to-day lifestyles in the neighborhoods they were from. In the two years leading up to Hurricane Katrina, I shot thousands of photographs of these young people. I realized the moniker "soldiers" by which they refer to themselves was not an affectation. The average life expectancy...