Former astronaut Jon McBride speaks during a remembrance ceremony Jan. 18, 2017, at NASA's Kennedy Space Center in Florida. Cernan, who flew on Gemini and Apollo missions, commanded the Apollo 17 mission and was the last person to walk on the moon.
Former astronaut Jon McBride speaks during a remembrance ceremony Jan. 18, 2017, at NASA's Kennedy Space Center in Florida. Cernan, who flew on Gemini and Apollo missions, commanded the Apollo 17 mission and was the last person to walk on the moon.