Unusual weather leads to summer snowfall in western mountains of US

YOSEMITE NATIONAL PARK, California - An unusually cold weather system from the Gulf of Alaska interrupted summer along the West Coast of the United States on Saturday, bringing snow to Washington state's Mount Rainier and a lookout point of California's Sierra Nevada.

Photos posted by the National Weather Service and local authorities showed a white-covered peak from Rainier and a dusting of snow at Minaret Vista