Found near Iran border with Iraq. Could Iran be helping the insurgents? This could be more evidence for the US to attack Iran later on. Iran already has enough problems with Europe and the US and there Nuclear Program.
http://abcnews.go.com/International/IraqCoverage/story?id=1692347&page=1
http://abcnews.go.com/International/IraqCoverage/story?id=1692347&page=1