They share with their warfighters the challenge of the readjustment to civilian life faced by those who have experienced the stress and trauma of violent conflict.

CENTERFORSECURITYPOLICY: A world of hurt

The symptoms of vicarious trauma -- stress, social withdrawal, sensitization to televised violence -- are not enough to make people violent themselves, said Barbara Rothbaum, director of the Trauma and Anxiety Recovery Program at Emory Medical School.

CNN: Treating trauma victims may cause its own trauma

The Trauma Clinic, a non-profit body which treats survivors of violent crime, sees up to 120 patients a month, black and white, 20% more than a year ago.

ECONOMIST: South Africa