Page last updated at 04:48 GMT, Wednesday, 21 October 2009 05:48 UK

Many 'missing' after China riots

By Michael Bristow
BBC News, Beijing

Burned out bus in Urumqi, China 6/7/09
The riots in July were the worst ethnic unrest in decades

Dozens of ethnic Uighurs have disappeared since being detained in the wake of the riots in China's Xinjiang region, a human rights group has said.

Human Rights Watch said the 43 men and teenaged boys were taken in police sweeps of Uighur districts of Urumqi, and had since vanished without a trace.

The riots and protests in the city in early July left nearly 200 people dead.

China's central government declined to answer questions about those detained by the authorities in Xinjiang.

It referred questions about the ethnic unrest to the regional government, which also did not respond to enquiries from the BBC.

'Not global leadership'

"The cases we documented are likely just the tip of the iceberg," said Brad Adams, Asia director at Human Rights Watch.

The ri