Sport relief SailLaser and the Weymouth and Portland National Sailing Academy Support BBC Sport Relief With a Tri-Mile Children’s Triathlon.  SailLaser and the Weymouth and Portland National Sailing Academy (WPNSA) hosted a lively Tri-Mile Triathlon event in aid of BBC Sport Relief 2010 on March 13.  It was a fabulous day for the event, the sun was shining and it was blowing 10 knots from the...