[cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2008/WORLD/asiapcf/12/30/afghanistan.attacks/art.bombings.afp.gi.jpg caption="The aftermath of a roadside bombing in Afghanistan."]
Josh Barber, former combat soldier, parked outside the Army hospital here one morning last August armed for war.
A cook at the dining facility, Barber sat in his truck wearing battle fatigues, earplugs and a camouflage hood on his head. He had an arsenal: seven loaded guns, nearly 1,000 rounds of ammunition, knives in his pockets. On the front seat, an AK-47 had a bullet in the chamber.
The "smell of death" he experienced in Iraq continued to haunt him, his wife says. He was embittered about the post-traumatic stress disorder (PTSD) that crippled him, the Army's failure to treat it, and the strains the disorder put on his marriage.
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