Federal workers are beginning to assess damage in Greensburg, Kansas after a tornado badly damaged the town. President Bush has declared the storm a disaster. Rescue crews continued to comb piles of debris that once were homes and businesses in Greensburg, Kansas, on Sunday (May 6), in a meticulous search for survivors of a killer tornado. At least eight people died when the twister hit the farming community on Friday (May 4) night and another was killed in nearby Stafford County. At least 50 people were injured, some critically, authorities said. Thirty people were rescued from Greensburg's crumbled hospital and authorities believed it was likely that more survivors, and possibly more victims, would be discovered. Some 90 percent of the businesses and homes in Greensburg, a town of about 1,800 people, were damaged or destroyed when the mile-wide tornado and winds of 165 mph roared through. Federal authorities said assessment teams were starting to try to gauge the cost of the...