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2008-05-14 Wed 00:00
A search and rescue operation is under way in south-western China.
Troops have arrived in Wenchuan county at the epicentre, but heavy rain is hampering rescue operations.
A brigade of 200 armed policemen reached Wenchuan County at 11:15 p.m. Tuesday.
At least 500 people have been confirmed dead in the county, epicenter of Monday's earthquake, Xinhua News Agency said.
The death toll is now nearly 12,000.