PTSD: lifelong mental battle
Post-traumatic stress disorder affects around eight percent of the world population at some point in their lives. The percentage is higher for members and veterans of the armed forces. For more information, visit www.ptsd.va.gov. (U.S. Air Force photo illustration by Mauricio Campino) (This image was staged with a nonfunctioning training weapon, in coordination with the 436th Security Forces Squadron, and converted to black-and-white for dramatic effect.)