The southern pipeline has been Iraq's main export route ever since the U.S.-led invasion. Repeated sabotage attacks have forced Iraq to curtail exports from oil fields in the north of the country.
Also today, a three-car convoy of contractors came under attack near Baghdad airport. The U.S. military said a number of people were believed killed in the attack which came after a car bomb next to a contractors' convoy in Baghdad yesterday killed at least 12 people, including five foreigners.
(compiled from wire reports)