(CBS News) Apple CEO Steve Jobs refused to allow surgeons to perform what could have been life-saving surgery on his pancreatic cancer, says his biographer Walter Isaacson... "I've asked [Jobs why he didn't get an operation then] and he said, 'I didn't want my body to be opened...I didn't want to be violated in that way,'" Isaacson recalls. So he waited nine months, while his wife and others urged him to do it, before getting the operation, reveals Isaacson. Asked by Kroft how such an intelligent man could make such a seemingly stupid decision, Isaacson replies, "I think that he...