Crews report progress against Yosemite fire

August 27, 2013 at 9:48a.m.

TUOLUMNE CITY, Calif. (AP) - Crews are finally gaining ground on a massive wildfire burning near Yosemite National Park as fire officials expressed optimism even as the blaze grew larger while containment jumped to 20 percent. As flames lapped at the edge of the main reservoir that supplies San Francisco, fears that the inferno could disrupt water or power to the city diminished.