Local kids aged between 7 and 15 are about to begin his years Weetbix Tryathlon at Tahunanui this morning. While organisers are still unsure of the total number of competitors, last year’s event saw over 1800 take part. The event includes a 50 Metre to 200 Metre swim, a 4 to 8 kilometer bike ride and a one and a half kilometer run. The tryathlon is a about encouraging kids to get active in a fun environment.