(CBS) – On July 6, 1969, Apollo 11 lifted off with its sight set on the moon. The crew consisted of Neil Armstrong, Buzz Aldrin and Michael Collins, but there was a crucial "fourth crew member" on ...

MISSION MOON: Nearly 50 years have passed since Neil Armstrong and Buzz Aldrin became the first humans to walk on the moon. Our special anniversary coverage explores how the country came together to ...