S68-27884 (4 April 1968) --- A U. S. Navy frogman team prepares the Apollo Spacecraft 020 Command Module (CM) for hoisting aboard the USS Okinawa. The USS Okinawa was the prime recovery ship for the Apollo 6 (Spacecraft 020/Saturn 502) unmanned space mission. Splashdown occurred at 4:58:45 p.m. (EST), April 4, 1968, at 375 nautical miles north of Honolulu, Hawaii.