** FILE ** Rock singer Bruce Springsteen performs at the Letzigrund Stadium in Zurich on Monday, July 9, 2012. (AP Photo/Keystone, Walter Bieri)

Photo by: Walter Bieri

** FILE ** Rock singer Bruce Springsteen performs at the Letzigrund Stadium in Zurich on Monday, July 9, 2012. (AP Photo/Keystone, Walter Bieri)