FILE - This is a Aug. 18, 2011 file photo released by Britain's Ministry of Defence shows Royal Air Force Puma helicopter is pictured flying over the 2012 Olympic Stadium during a tra

 

              FILE - This is a Aug. 18, 2011 file photo released by Britain
FILE - This is a Aug. 18, 2011 file photo released by Britain's Ministry of Defence shows Royal Air Force Puma helicopter is pictured flying over the 2012 Olympic Stadium during a training flight over London . Fighter jets thunder above the English countryside. Missiles stand ready. And Big Brother is watching like never before. The London Olympics are no ordinary games _ and Britain is no ordinary host. Not since World War II have Britain and the United States teamed up for such a massive security operation on British soil, and not without reason. (AP Photo/SAC Phil Major RAF, MOD)