According to a 2000 survey, Americans' worst fear is a cancer diagnosis. One out of every three women and one out of every two men will be diagnosed with cancer in her or his lifetime. It's against this backdrop that the American Association for Cancer Research, which bills itself as the world's largest cancer research organization, posed the question: Where do we stand in the war against cancer?The results, published in a new progress report urging Congress to increase funding for cancer research, are complex.