Mark Wood talks to students via Skype video call from Mt. Everest as part of the Skype in the classroom program at McWhorter Elementary, Thursday, March 28, 2013 in Dallas, Texas. (Brandon Wade/AP ... more 
Mark Wood talks to students via Skype video call from Mt. Everest as part of the Skype in the classroom program at McWhorter Elementary, Thursday, March 28, 2013 in Dallas, Texas. (Brandon Wade/AP Images for Skype) less 
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Associated Press
Mon, Apr 1, 2013 12:21 PM EDT