Shaky California turns on its long-awaited quake alert app

11:52am PDT - October 17th, 2019    earthquake los angeles - Mashable

Quakes can't be predicted. But unassuming Californians can now be alerted that a significant temblor has hit and it's time to promptly "Drop, Cover, and Hold on" before their world starts shaking. On Thursday, California Governor Gavin Newsom announced the st…