What to expect ahead of Obama’s visit to Japan

Aired: 5/21/2016 | 0:01:54 | Clip
On August 6, 1945, the U.S. dropped an atomic bomb on Hiroshima, killing 140,000 people. A second bomb was dropped on Nagasaki three days later, killing another 70,000. Japan surrendered. Since World War II, no sitting American president has visited Hiroshima -- until now. Alison Stewart reports on what to expect.