In this Sept. 29, 2010, photo, NASA Senior Research Scientist Robert Nelson pauses for a photo outside the NASA Jet Propulsion Lab (JPL) at California Institute of Technology in Pasadena, Calif. The ... more 
In this Sept. 29, 2010, photo, NASA Senior Research Scientist Robert Nelson pauses for a photo outside the NASA Jet Propulsion Lab (JPL) at California Institute of Technology in Pasadena, Calif. The Supreme Court will tackle this question on Tuesday, Oct. 5, 2010, when it hears arguments over whether the government went too far in investigating workers at the NASA Jet Propulsion Laboratory in California. less 
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Associated Press | Photo By Damian Dovarganes
Tue, Oct 5, 2010 9:50 PM EDT