Firefighters battle California blaze at Yosemite boundary

Firefighters in California are struggling to gain control of a huge wildfire which has reached the edge of Yosemite National Park. Known as the Rim Fire, it covers an area of nearly 200 sq miles (500 sq km) and threatens a major reservoir serving San Francisco. via Pocket http://www.bbc.co.uk/news/world-us-canada-23829047#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa