In a This Day in History video, host Russ Mitchell takes us through the history of August 20th. On this day in 1953, the Soviet Union publically admitted it had tested a hydrogen bomb. On this day in 1964, President Lyndon Johnson signed a $1 billion anti-poverty bill. On this day in 1980, Reinhold Messner became the first solo climber to scale Mt. Everest. Also on this day in 1911, the New York Times sent a commercial cablegram around the world in 16 and a half minutes. And also on this day in 1977, Voyager II carried a message into space.
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