BBC NEWS | Africa | Aid workers quit Darfur violence

Sharply deteriorating security in the Darfur region of Sudan has led to the withdrawal of 250 relief workers. Aid workers face "unprecedented difficulties" because of military activity and direct violence against them, a statement by six agencies says. They said the withdrawal of staff affects the provision of aid to nearly 500,000 displaced people in Darfur. It is estimated about 200,000 people h