HOUSTON, TX - DECEMBER 14: (FILE PHOTO) In this handout image provided by NASA, astronaut Mark E. Kelly, STS-121 pilot, in a T-38 trainer jet, prepares for a flight at Ellington Field near Johnson ... more 
HOUSTON, TX - DECEMBER 14: (FILE PHOTO) In this handout image provided by NASA, astronaut Mark E. Kelly, STS-121 pilot, in a T-38 trainer jet, prepares for a flight at Ellington Field near Johnson Space Center December 14, 2004 in Houston, Texas. Mark E. Kelly's wife, U.S. Rep. Gabrielle Giffords (D-AZ) was shot in the head at a public event entitled "Congress on your Corner" when a gunman opened fire outside a Safeway grocery store January 8, 2011 in Tucson, Arizona. It was reported that eighteen people were shot, including members of Giffords' staff, and six were killed, including one young child. (Photo by NASA via Getty Images) less 
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Sat, Jan 8, 2011 10:16 PM EST