United States Geological Survey said the quake was shallow, at a depth of just 10km (six miles) with the epicentre near the central city of Mandalay
A 30-storey skyscraper under construction for government offices has collapsed in Bangkok trapping 43 workers, police and medics said, after the city was rocked by a strong earthquake.
According to Agence France-Presse (AFP), the building in the north of the Thai capital was reduced to a tangle of rubble and twisted metal in seconds after the 7.7-magnitude quake in neighbouring Myanmar.
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