Overview: In May 2016, Barack Obama made a memorable visit to Hiroshima -- the first sitting US president to do so. That year, a record number of foreign tourists came to the city, the largest group being from the US. The program follows 2 Americans. A baseball lover on his first visit to Hiroshima deepens his knowledge of the 1945 bombing. An English teacher, who lives there with his Japanese wife and 2 children, remarks on the changes during his 19-year stay. We find out what they discovered.