The U.S. military in Baghdad told CNN the American mission in Iraq `` will work closely with the government of Iraq and our interagency partners to help determine the extent of any potential threat . '' No specific action is taken against the United States . An ` ` ' '' bomber tried to bring down a U.S. plane last Christmas .
No specific action is taken against the United States . An ` ` ' '' bomber tried to bring down a U.S. plane last Christmas .