Brit Wellington retires unbeaten

TRIATHLON: Four-time Ironman world champion Chrissie Wellington has retired from the event in order to pursue other challenges. The Briton, 35, remained unbeaten in the event, winning all 13 professional races and claiming the world title in 2007, 2008, 2009 and 2011. She missed the 2010 event through illness but also broke the female world record last year.