MARCOULE, FRANCE - SEPTEMBER 12: An air ambulance helicopter leaves the Marcoule Nuclear Plant after workers were injured in an explosion on September 12, 2011 in Marcoules, France. An ... more 
MARCOULE, FRANCE - SEPTEMBER 12: An air ambulance helicopter leaves the Marcoule Nuclear Plant after workers were injured in an explosion on September 12, 2011 in Marcoules, France. An investigation is underway to find the cause of an explosion which occurred at 11:45am killing one person and injuring four others, one seriously. EDF and the French Nuclear Safety Authority have both declared there were no radioactive leaks. (Photo by Patrick Aventurier/Getty Images) less 
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Getty Images | Photo By Patrick Aventurier / Getty Images
Mon, Sep 12, 2011 4:52 PM EDT