A 20 ft boulder descended 700 ft into a Whitney Portal campground during an earthquake in Owens …

A 20 ft boulder descended 700 ft into a Whitney Portal campground during an earthquake in Owens ...

A 20 ft boulder descended 700 ft into a Whitney Portal campground during an earthquake in Owens Valley, Calif., on Wednesday, June 24, 2020 at 10:40 a.m., flattening a tree on the way and finally stopping at a nearby pine tree. (Brian Olson/California Geological Survey)