Trails and campgrounds near Yosemite where a family and their dog were found dead have been closed because of ‘unknown hazards,’ officials say

Federal forest officials closed trails and campgrounds in a remote area near Yosemite National Park because of “unknown hazards” located in the area where a family and their dog were mysteriously found dead last month.Federal forest officials closed trails and campgrounds in a remote area near Yosemite National Park because of “unknown hazards” located in the area where a family and their dog were mysteriously found dead last month.