Yosemite wildfire threatens grove of iconic sequoia trees

  • Seen from unincorporated Mariposa County, Calif., a helicopter drops water on the Washburn Fire burning in Yosemite National Park, Saturday, July 9, 2022. (AP Photo/Noah Berger)

  • The Washburn Fire burns in Mariposa Grove in Yosemite National Park, Calif., on Friday, July 8, 2022. (AP Photo/Noah Berger)

  • A firefighter protects a sequoia tree as the Washburn Fire burns in Mariposa Grove in Yosemite National Park, Calif., on Friday. (AP Photo/Noah Berger)

  • In this image released by the National Park Service, smoke from the Washburn Fire rises near the lower portion of the Mariposa Grove in Yosemite National Park, Calif., Thursday, July 7, 2022. Part of Yosemite National Park has been closed as a wildfire quintupled in size near a grove of California's famous giant sequoia trees, officials said. (National Park Service via AP)

YOSEMITE NATIONAL PARK, Calif. — The largest grove of giant sequoias in Yosemite National Park remained closed Saturday as firefighters battled a blaze that threatened the gathering of the iconic trees and forced hundreds of campers to evacuate.