Reuters: Firefighters on Saturday battled to gain control of a fast-moving wildfire raging on the edge of Yosemite National Park that is threatening power and water supplies to San Francisco about 200 miles to the west.
The so-called Rim Fire, which had grown to just over 125,000 acres as of early Saturday, remained largely unchecked with extreme terrain hampering efforts at containment.
"We are making progress but unfortunately the steep terrain definitely has posed a major challenge," said Daniel...