MARIPOSA, Calif. - A surging wildfire raced through California mountains and foothills west of Yosemite National park on Wednesday, forcing thousands to flee tiny, Gold Rush-era towns, destroying 29 structures and wafting a smoky haze over the park's landmark Half Dome rock face. The 4-day-old blaze nearly doubled in size overnight to 75 square miles (194 square kilometres), the California Department of Forestry and Fire Protection said. At its ...