Robert Cohen captured St. Louis in photos. He reflects on 30+ years behind the lens

Robert Cohen recently retired after a 38-year career, the last 25 years spent at the St. Louis Post-Dispatch. Cohen was part of a team of Post photographers who won a Pulitzer Prize in 2015 for their work covering the Ferguson protests. Cohen reflects on his famous photo of Edward ‘Skeeda’ Crawford throwing a tear gas canister during the protests, and other moments from his career in journalism.