A tanker helicopter drops water as a firefighter works to douse a hot spot at the Beaver Creek wildfire outside Hailey, Idaho August 17, 2013. A wildfire raging across the central mountains of Idaho forced the evacuation of 200 homes in the tourist town of Hailey on Saturday as fire-fighters lost ground against a blaze threatening the nearby international ski destination of Sun Valley. REUTERS/Jim Urquhart (UNITED STATES - Tags: DISASTER TPX IMAGES OF THE DAY)