Hundreds of millions tuned in to radios or watched the grainy black-and-white images on TV as Apollo 11's Neil Armstrong and Buzz Aldrin set foot on the moon on July 20, 1969, in one of humanity's most glorious technological achievements.
John Walker Lindh, the young Californian who became known as the American Taliban after he was captured by U.S. forces in the invasion of Afghanistan in late 2001, is set to go free after nearly two decades in prison.