Cancer breakthrough bonanza: Does string of advances signal turning point?

It’s not every day that a standing ovation at a medical conference goes viral. Dateline Chicago and the annual conference of the American Society of Clinical Oncology. Doctors from around the world out of their seats to cheer a new pill that doubles the survival time of pancreatic cancer, one of the deadliest forms of the disease. At the same conference, big announcements on breast cancer bladder cancer, neck cancer, and more. Why all the breakthroughs?