Executive Chairman of Google, Eric Schmidt, right, tries on 3-D glasses as he looks at North Korean-developed computer technology during a tour of the Korean Computer Center in

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Executive Chairman of Google, Eric Schmidt, right, tries on 3-D glasses as he looks at North Korean-developed computer technology during a tour of the Korean Computer Center in Pyongyang, North Korea on Wednesday, Jan. 9, 2013. At left is Kun "Tony" Namkung, a North Korea's expert and member of the traveling delegation. (AP Photo/David Guttenfelder) less