The weather had been perfect, ski conditions ideal, and accommodations first-rate. Bill and Angie Phillips' week-long vacation at Colorado's Breckenridge Resort could not have gone better. Until their final day.The couple typically skied separate trails on their last run each afternoon. Angie would traverse the easier blue slopes, while Bill attempted a more challenging black run. When they finished up, the two would meet back at their condo. On their...