Follow a scientific detective story detailing the discovery of the USS Indianapolis wreck site three and a half miles below the Philippine Sea. The ship’s sinking in the final days of WWII was the largest loss of life in US Naval history, and the harrowing survival story of sailors drifting in failing life preservers is legendary. The program weaves together never-before-seen archival footage, CGI, the moving accounts of the few remaining survivors, testimony of historians and spectacular footage of the expedition to the well-preserved wreck.