Two skiers should have, who were on mount to watch the contents of the Global of alpine ski, caused the snowslide that hit Artesina Rocca Giardina this morning. It has been related by Mauro Maurocco, responsible of Piedmont alpine rescue service. 20 people, among spectators and athletes, should been overwhelmed by the avalanche, which anyway was of little dimensions. About the two missings one was...