Attack hits Xinjiang capital Urumqi

Attackers have crashed two cars into shoppers at a market in the Xinjiang capital, Urumqi, and thrown explosives, Chinese reports say.

One of the vehicles exploded in the attack, which happened on Thursday morning, state news agency Xinhua said.

An "unknown number of people were killed and injured", with people rushed to several hospitals, Xinhua added.

Celia Hatton reports from Beijing.