Once-in-a-generation heavy snowfall has paralyzed travel and tourism in parts of the Alps, with conditions that have left at least six people dead, Austrian officials said on Thursday. Heavy snowfall and strong winds are projected to continue in Austria and southern parts of Germany until at least Friday, bringing at least an additional 20 inches, or 50 centimeters, of snow over 24 hours to parts of the Alps that have already seen as much as 10 feet over the past week. Several regions have declared states of emergency as some roads, railways and ski resorts remain closed. Hundreds of tourists and residents are cut off in Austria because of unusually high avalanche risks. The weather has been so severe that helicopters that would usually be used for controlled avalanches are grounded. A break in the weather on Friday could allow for […]