 And here's today's This Week in History, presented by United Air Temp, comfort that stands the test of time. It was this week in 1945 that for the fourth time, FDR won the presidential nomination at the Democratic National Convention. Neil Armstrong and Buzz Aldrin became the first humans to walk on the moon in 1969, and it was in 2009 when we found out Professor Snape's true identity. I'm the half-blood.