New breakthrough treatment for pancreatic cancer

A new, experimental drug for pancreatic cancer is giving doctors and patients hope. In a small trial, the once-a-day treatment doubled the survival rate for the deadliest form of cancer. The World's Host Carolyn Beeler speaks with Dr. Robert Vonderheide from the American Association for Cancer Research about how this drug works, and what it tells us about the larger push for new treatments for cancers.