US Air Force Air Combat Command, General William M. Fraser III waves the green flag as Sprint Cup Series drivers Jeff Gordon (24) and Kurt Busch (22) lead the field of cars down the front stretch across the starting line during the NASCAR Sprint Cup Series 53rd Annual Daytona 500 race at the Daytona International Speedway in Daytona Beach, Florida, Feb 20, 2011. [Photo/Agencies]

Montreal Canadiens defenseman James Wisniewski (L) crashes into the boards with Calgary Flames left wing Alex Tanguay during the first period of their NHL Heritage Classic outdoor hockey game at McMahon Stadium in Calgary, Alberta, Feb 20, 2011. [Photo/Agencies]