A grim anniversary.
"They are called the Hibakusha. They are a unique group which hopes their dramatic stories will convey the need to eliminate the scourge that nearly killed them during two days that changed the world, 65 years ago.
"Mikiso Iwasa says August 6th, 1945 began like any other day. "It was a hot summer day, and the cicadas were singing," said Iwasa. Then the sound changed."