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While the extent of devastation is beginning to become clear in Nepal, China has strictly controlled any information about the disaster in Tibet.

Tibet has been ruled by China since 1959, and is one of the most tightly controlled regions in the country.

Journalists are rarely let in, and China has not allowed international rescue teams to enter the region since the flood.

We spoke to Tenzin Kunga, who works for the Tibetan government in exile.