Scientists explain why Myanmar quake was so deadly

Automatic assessments from the United States Geological Survey (USGS) said the shallow 7.7-magnitude quake northwest of the central Myanmar city of Sagaing triggered a red alert for shaking-related fatalities and economic losses. "High casualties and extensive damage are probable and the disaster is likely widespread," it said, locating the epicentre near the central Myanmar city of Mandalay, home to more than a million people. Myanmar's ruling junta said on Saturday morning that the number killed had passed 1,000...