Mito Kosei, 78, was exposed to radiation in the womb when an atomic bomb exploded over Hiroshima. For 20 years or so, he's been a volunteer guide, telling foreign visitors the truth about the bombing.

North of Tokyo, young trainees are working hard to become jockeys. For 2 years, they will live away from their families with no mobile phones allowed. We follow their first steps toward their dream.