 | Hundreds of cities on the US West Coast took part in the 2011 Great California ShakeOut earthquake drill on Thursday, just hours before a small tremor hit the San Francisco Bay Area. Science correspondent Miles O'Brien reports from Japan on efforts to predict big quakes before they hit. | Views: 285      9 ratings |
| Time: 10:25 | More in News & Politics |
Friday, October 21, 2011
Earthquake Prediction: Could We Ever Forecast the Next Big One?
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