From The Ashes - S1.E8

By the summer of 1945, the Allies are reducing Japan to ashes, but there's no sign of surrender. While a ground invasion seems imminent, a casualty estimate of U.S. soldiers in the hundreds of thousands leads President Truman to a decision that will not only end the war, but forever change the course of warfare. Color combat footage and witness accounts of the atomic bombings provide rare insights into the final days of the Pacific War.