EL PORTAL, Calif. - The main road to Yosemite National Park was closed after a rock slide buried it under 300 feet of debris and threatened to knock out electricity to the park, officials said. No one was injured in the slide about 12 miles west of the park on Highway 140, but rocks continued to fall Thursday, preventing crews from removing an estimated 250-300 tons of debris, fire officials said. It was not clear when the road would reopen. "It looks like the mountain moved right over the road," said Carrie Smith of the California Highway Patrol, who reviewed...