California suffers more than 50 aftershocks after being rocked by a 5.2-magnitude earthquake overnight Daily MailMagnitude 5.2 earthquake rattles Southern California KTLA Los Angeles200+ earthquakes USA TODAYSome people alerted of shaking ahead of 5.2 SoCal quake. What to know about the MyShake app KABC-TVAftershocks rattle Southern California day after 5.2-magnitude earthquake FOX 11 Los Angeles