U.S. rounds up Chemical Sally WASHINGTON -- A top Iraqi scientist known as 'Chemical Sally' has been taken into custody, according to U.S. officials who say they suspect she has information about a banned biological weapons program. Huda Salih Mahdi Ammash, who has advanced degrees from two U.S. universities, was taken into custody Sunday, said a Defence Department official who had no other details. With Ammash's detention, 19 of the 55 Iraqis listed as the most wanted by U.S. officials have been reported captured. In a deck of playing cards with photos of the 55 that troops are using to...