FILE - In this Oct. 15, 2004 file photo, former astronauts John Glenn, Scott Carpenter and Wally Schirra attend a memorial for their former Project Mercury teammate, Leroy Gordon Cooper, at a memorial... more 
FILE - In this Oct. 15, 2004 file photo, former astronauts John Glenn, Scott Carpenter and Wally Schirra attend a memorial for their former Project Mercury teammate, Leroy Gordon Cooper, at a memorial service at the Johnson Space Center for Cooper, the fourth of the original 7 astronauts to die. Carpenter's death on Oct. 10, 2013 leaves Glenn as the sole living member of the famed group. Schirra died in 2007. (AP Photo/Houston Chronicle, Steve Ueckert, File) less 
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Associated Press | Photo By Houston Chronicle, Steve Ueckert, File
Thu, Oct 10, 2013 11:03 PM EDT