European Ryder Cup player Martin Kaymer kicks his ball as he walks with teammates during practice ahead of the 2014 Ryder Cup at Gleneagles

European Ryder Cup player Martin Kaymer kicks his ball as he walks with teammates during practice ahead of the 2014 Ryder Cup at Gleneagles

European Ryder Cup player Martin Kaymer (L) kicks his ball as he walks with teammates Rory McIlroy (C) and Sergio Garcia along the seventh fairway during practice ahead of the 2014 Ryder Cup at Gleneagles in Scotland September 23, 2014. REUTERS/Russell Cheyne (BRITAIN – Tags: SPORT GOLF TPX IMAGES OF THE DAY)