Astronaut Sam Durrance (second from left) and State Education Commissioner Charlie Crist (third from left) pose with Kevin Brown (left), vice president of Command and Control Technologies, Inc., and Jerry Moyer, of Dynamac (Bionetics) at the Center for Space Education in the KSC Visitor Complex. Crist commemorated the 20th anniversary of the Shuttle program with his visit to watch the launch of Space Shuttle Endeavour on mission STS-100. He and Durrance accompanied students from Ronald McNair Magnet School, Cocoa, Fla., for the launch