Avoiding events and places that remind veterans of the trauma, a change in beliefs, flashbacks and dreams, and hyper arousal can all be symptoms (Department of Veterans affairs).
A project done with 536 returning veterans within Operation Iraq Freedom and Operation Enduring Freedom showed 30% of them tested positive for PTSD (Daux et all).
"Taking care of our veterans is a cost of war. If you can spend six trillion dollars sending them to war, you can spend a few billion dollars taking care of them when they come home." (Bernie Sanders).
"We are not monsters. We are not time bombs. And we are not victims. We are soldiers, sailors, airmen and Marines. Some of us are survivors. Others of us have just begun our stories in the military" (Constantine).