Here’s what triggered California’s 7.0 earthquake and forecast for aftershocks – San Francisco Chronicle

  1. Here’s what triggered California’s 7.0 earthquake and forecast for aftershocks  San Francisco Chronicle
  2. Powerful earthquake shakes Northern California  CNN
  3. Video Earthquake triggers brief tsunami warning in California  ABC News
  4. Magnitude 7.0 earthquake rattles northern California  The Guardian US
  5. Why a massive California tsunami alert was issued — then soon canceled  Yahoo! Voices