CAPE CANAVERAL, Fla. – At the Apollo/Saturn V Center at NASA's Kennedy Space Center in Florida, Apollo astronaut Al Worden is introduced during NASA's 40th Anniversary of Apollo Celebration of the July 1969 launch and landing on the moon. He was joined by seven others involved in the program. Worden was command module pilot for Apollo 15 in 1971 and logged 38 minutes in extravehicular activity outside the command module. Photo credit: NASA/Kim Shiflett KSC-2009-4171