Strong aftershocks including magnitude-5.1 hit north of border after large quake in Baja Calif

Strong aftershocks in US after large Mexico quake

IMPERIAL, Calif. — A series of powerful aftershocks shook north of the U.S.-Mexico border after a much stronger earthquake in Mexico.

The U.S. Geological Survey says three strong jolts including a magnitude-5.1 aftershock were felt in the Imperial County desert east of San Diego in the hour after a magnitude-7.2 quake struck in Baja California, Mexico, southeast of Mexicali.

Magnitude-4.5 and magnitude-4.3 aftershocks came before and after.

There were no immediate reports of damage or injuries.