It was unjustly snowed under by the exploits of our compatriots on bicycles in Tuscany and France, but the most impressive sporting performance of a Belgian last weekend was delivered in Dubai. There, Marten Van Riel (29) set a new world record in his second race ever in the Ironman 70.3 of Dubai. There was a chance that he would never get it officially, but on Tuesday white smoke came out.