Neil Armstrong

Former astronaut Neil Armstrong, known for his words, "That's one small step for man, one giant leap for mankind," has died. The first man ever to walk on the moon was 82.

Update at 5:15 p.m. ET:

Armstrong's family has released a statement, saying he died following cardiovascular procedures. NASA published it here. They say, "Armstrong was also a reluctant American hero who always believed he was just doing his job."