INTERLAKEN, Switzerland (AP) - A 184-pound stone that has been tossed for a century in a Swiss celebration of folklore and national heritage has been stolen, authorities said Saturday. The "Unspunnenstein," named after the site of Switzerland's most revered stone-throwing contest, was stolen Saturday morning from a hotel in the central Swiss city of Interlaken where it was on display before the competition scheduled for Sept. 3-4, authorities said. The stone is one of country's most cherished cultural objects and recalls a gathering called two centuries ago to reassert Switzerland's identity in the chaos of Napoleon's Europe. While stone-throwing has...