MyShake earthquake warning app proves effective in San Jose quake

An earthquake that struck San Jose in the Bay Area on Tuesday was felt for hundreds of miles, from central California to north of Sacramento.
While no damage or injuries were reported, this quake did serve as a reminder to all Californians to be prepared.
While it's not possible to predict a quake, technology exists to give you a heads-up that an active quake is heading your way, through
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