Proceed with caution in school bus changes

April 24, 2014 08:08 PM

UPDATED April 24, 2014 08:12 PM

More Videos

  • NASA talks the past, present and future of the International Space Station

    As the International Space Station Program completed 10 years of continuous human presence, administrators and former crew members discussed its past, present and future in this video from 2010. The first residents, astronaut Bill Shepherd and cosmonauts Sergei Krikalev and Yuri Gidzenko came aboard the ISS on Nov. 2, 2000 on Expedition 1.