The Lost River Winter Triathlon — combining a 17.2-kilometer bike ride, 10.7K ski and 7.5K run — will be March 1 at Mazama. Entrants can compete solo or in teams of two or three. The race — with each leg beginning and ending at the Mazama Corral — begins at 9 a.m. Cost is $50 for solo competitors and $105 for a team....