Christa McAuliffe probable the O-rings had not provided a proper seal. Barbara Radding Morgan, her backup, became a professional astronaut in January 1998, and flew on Space Shuttle mission STS-118, to the International Space Station, on August 8, 2007, aboard "Endeavour", the orbiter that replaced "Challenger". McAuliffe was buried at Blossom Hill Cemetery in her hometown, Concord. She has since been honored at many events, including the Daytona 500 NASCAR race in 1986. The McAuliffe-Shepard Discovery Center in Concord and the Christa Corrigan McAuliffe Center for Education and Teaching Excellence at Framingham State University are named in her memory, as are the
Christa Vahlensieck 1973 to 1989, she won 21 marathons, among them the 1977 Berlin Marathon, five times at the Košice Peace Marathon (1981, 1984, 1986 - 1988) and the 1989 Vienna Marathon. In 1988 Vahlensieck run in the special event 'Friendship Run Wuppertal-Košice" a course over 1765 km, trespassing the Iron curtain: "an awesome experience", as she remembers. She won 11 West German national titles: Christa Vahlensieck Christa Vahlensieck (née Kofferschläger; born 27 May 1949) is a German former long distance runner and pioneer in the marathon for women. During her running career, from 1973-1989, she simultaneously achieved a world record in