Astronaut Edwin E. "Buzz" Aldrin Jr.  poses for a photograph beside the U.S. flag deployed on the moon during the Apollo 11 mission on July 20, 1969.  Aldrin and fellow astronaut Neil Armstrong were the first men to walk on the lunar surface with temperatures ranging from 243 degrees above to 279 degrees below zero.  Astronaut  Michael Collins flew the command module.  The trio was launched to the moon by a Saturn V launch vehicle at 9:32 a.m. EDT, July 16, 1969. They departed the moon July 21, 1969. (AP Photo/NASA/Neil A. Armstrong)

Today in History: July 20

Inside the story: Photo gallery

On July 20, 1976, America’s Viking 1 robot spacecraft made a successful, first-ever landing on Mars.

Forecast

John’s Wednesday Afternoon Forecast

The moisture begins to dwindle this afternoon. We will still see some showers and storms across the north and west, but the coverage will no…