On this Memorial Day weekend, we go back to a story from November 2017. Bill Whitaker talks to three U.S soldiers who disputed a report that blamed human error on an incident that was responsible for the death of five Americans and one Afghan. Jon Wertheim shares the story of how a Japanese medic and and American soldier became linked by the World War II Battle of Attu. Those stories on tonight's "60 Minutes."Learn more about your ad choices. Visit megaphone.fm/adchoices