Mr. Hudson’s powerful images of the civil rights era documented police brutality and helped galvanize the public.
Link: http://www.nytimes.com/2010/06/27/us/27hudson.html?hpw
His most enduring photograph of the era, taken on May 3, 1963, shows an officer in Birmingham grabbing a young black man, Walter Gadsden, and letting a police dog lunge at his stomach.