Cmndr Walker, Cptn. Anderson and Lt. Col. Grey are assigned to a secret mission to the moon. Walker and Anderson land, while Grey stays in orbit. As they collect samples, they find footprints..

ST. PETERSBURG, Fla. — A St. Petersburg school holds a special place in space history — it's the alma mater of not just one, but two of the 12 Apollo astronauts who walked on the Moon.