Astronaut John Grunsfeld returned to the Hemphill command center to help plan searches for the crew. He mentioned to Olen Bean of the Texas Forest Service that his laptop lacked mapping software, so Bean offered to let him use a copy of a digital street atlas. Grunsfeld tried several times without success to get the program to load on his computer. Finally, Bean pointed out that Grunsfeld was hitting the “X” (close box) instead of “Yes” to complete the installation. Grunsfeld, a man with a PhD in physics—someone who had repaired and upgraded the Hubble Space Telescope on two separate
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