State troopers said a 28-year-old Italian tourist was killed when he was crushed by a large piece of ice that broke from a glacierAlaska State Troopers say a 28-year-old Italian tourist was killed when he was crushed by a large piece of ice that broke from a glacier.Troopers say Alexander Hellweger, of Sand in Taufers in northern Italy, died Sunday at Lake George Glacier, north of Anchorage.