At least five people have died after a glacier collapsed in the Dolomites in northern Italy, the rescue control centre of the Veneto region said on Sunday. Eight people were injured by the avalanche, it said, while five helicopters and several dog teams were searching for more people under masses of ice, snow and rock. One seriously injured person was taken by helicopter to a hospital in Treviso. Eighteen people were reportedly waiting to be rescued where the glacier had broken off. The accident occurred on the Marmolata mountain, where a large chunk of glacier broke off and fell into the vall…