Apr 8, 5:45 PM (ET) By MARTIN CRUTSINGER WASHINGTON (AP) - The Secret Service, which has the job of guarding the president and other dignitaries, now has a new temporary duty - protecting a mother duck and her nine eggs. The duck, a brown mallard with white markings, has had several names suggested by Treasury Department people, including "Quacks Reform,""T-Bill," and "Duck Cheney." It has built a nest in a mulch pile right at the main entrance to the Treasury Department on Pennsylvania Avenue. The Secret Service's uniformed division, which provides protection for the White House and Treasury building, has...