A magnitude 6.0 earthquake along the California-Nevada border south of Lake Tahoe sent boulders cascading onto a freeway and has been followed by dozens of aftershocks, according to the U.S. Geological Survey.
A magnitude 6.0 earthquake along the California-Nevada border south of Lake Tahoe sent boulders cascading onto a freeway and has been followed by dozens of aftershocks, according to the U.S. Geological Survey.