As the world marks the 80th anniversary of the first use of a nuclear weapon on the Japanese city of Hiroshima near the end of World War II, the planet is closer to seeing them used again than it has been in decades,

Hiroshima on Wednesday marks the 80th anniversary of the U.S. atomic bombing of the western Japanese city, with many aging survivors expressing frustration about growing support among global leaders for nuclear weapons possession for deterrence.

Survivors of the U.S. atomic attacks on Hiroshima and Nagasaki are dwindling 80 years later, but they are increasingly speaking out against nuclear weapons