In this artist rendering provided by the Philadelphia Eagles and Solar Blue on Thursday, Nov. 18, 2010, Lincoln Financial Field in Philadelphia is shown after it undergoes renovations that will make ... more 
In this artist rendering provided by the Philadelphia Eagles and Solar Blue on Thursday, Nov. 18, 2010, Lincoln Financial Field in Philadelphia is shown after it undergoes renovations that will make the stadium self-sufficient and let the Eagles sell some power back to the electric grid. less 
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Associated Press | Photo By The Philadelphia Eagles and Solar Wind
Sat, Nov 20, 2010 6:31 PM EST