On June 23, 1943, three American soldiers had been drifting in the Pacific Ocean for twenty-seven days. The rafts were deteriorating, their bodies were covered in salt sores, and they didn't know it at the time, but there would be another twenty days of drifting ahead for them. Only two of the three would survive. One of them was former Olympic runner Louis Zamperini whose life would never be the same.  Laura Hillenbrand's Unbroken is an amazing study in resilience, defiance, and strength that...