It is interesting to do a web search and see how this story is reported by the various news outlets --with their headlines and emphasis:

Long tours in Iraq may be minefield for mental health
Los Angeles Times

Mental Health Survey Shows Troops Need More Time at Home
U.S. News & World Report

10% of US soldiers in Iraq reported mistreating civilians
The Muslim News, UK

Many troops in Iraq lack ethics, US finds
International Herald Tribune

Study: Anxiety, depression, acute stress in combat troops
CNN.com

Pentagon studies ethical dilemmas faced in Iraq
CNN International

Many US soldiers endorse torture
Washington Times

“Most US soldiers won’t report civilian killings, torture”
Aljazeera.com

DOD survey finds ethical struggle in war
Stars and Stripes