Just eight percent of people with pancreatic cancer live for five years after their diagnosis. Why is this cancer so deadly and where are advances in treatment headed?We speak to Meryle Bemnet, an oncology nurse who lost her sister-in-law to pancreatic cancer less than six months after she was diagnosed. And Dr. Elizabeth Jaffee, deputy director of the Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins, describes the future of treating pancreatic cancer.