MILAN (AP) — Workers in hard hats and orange vests scurried around behind the scenes Wednesday inside the freshly built main hockey arena for the Milan Cortina Olympics . On the concourse less than 24 hours before doors open to fans, piles of broken-down Corona Zero boxes sat outside concession stands not far from a man on a scissor lift securing a pipe. The secondary rink, 12 miles (19.31 kilometers) away on the other side of Milan, is a makeshift structure with a maze of supports holding up