The unreported achievements of US forces in Iraq

"After the first gulf war, an American Army unit near Kuwait breached chemical weapons while destroying conventional munitions at Khamisiyah, creating an environmental hazard that persisted throughout the American occupation of Iraq after the invasion in 2003.

Similarly, airstrikes in 1991 on bunkers at the Muthanna chemical weapons complex near Samarra, Iraq, led to security and environmental problems that continue to the present day."

http://www.nytimes.com/2013/08/28/world/middleeast/obama-syria-strike.html?pagewanted=2&ref=todayspaper