San Bernardino, quake and earthquakes

From the desert to the sea to all of Southern California, the ground keeps shaking in the Golden State, this time in Barstow.
The strongest was a 3.4 magnitude quake that struck near San Bernardino, with more than 500 people feeling the quake.
It happened just before 6:25 p.m. and was centered near Highland, according to the United States Geological Survey​.
Some described the double earthquakes in San Bernardino on Monday as quick jolts that rattled nerves and frightened pets in ...