Millions of Californians have signed up to drop, cover and hold on Thursday for the Great California ShakeOut.

The annual global earthquake safety drill is scheduled for 10:16 a.m. Thursday. More than 10.3 million people have signed up to participate in California, including 4.1 million people in Los Angeles and Orange counties.

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Families, schools, government agencies, businesses and more will be part of the drill.

At 10:16 a.m. and continuing for about one minute, participates will practice what to do during an earthquake . That generally involves three steps -- drop, cover, and hold on . According to federal, state, and local emergency management experts, those steps are the easiest and fastest way to preven

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