,b>Ludertiz Speed Challenge Namibia - The wind blew up to 45 knots today and the organisers decided to built a retaining wall after the finish of the run to keep the water in at low tide. This paid huge dividends today and many records were smashed ! The organizers decided to create a wall of sand at the end of the run to retain the water level to the minimum depth of 18cm as required by the WSSRC. Sebastien Cattelan had attempted to do this two weeks ago on a day of extremely strong winds, however had faced stiff opposition ...