Jack Andraka's journey from high school freshman to cancer researcher began at age 14 when a family friend died of pancreatic cancer. Shocked that there's no reliable early test for the disease, Jack ... more 
Jack Andraka's journey from high school freshman to cancer researcher began at age 14 when a family friend died of pancreatic cancer. Shocked that there's no reliable early test for the disease, Jack decided he'd develop one. He describes how his test works to Morley Safer. less 
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Sun, Oct 13, 2013 7:35 PM EDT