China says it will put the Lhasa rioters on trial and reopen Tibet to tourism by May, underscoring the government’s drive to close the book on recent unrest well before the summer’s Beijing Olympics.

A Sudanese Darfur rebel faction has demanded that the African Union (AU) extend its deadline for the concluding peace talks, as Nigerian President Olusegun Obasanjo pressured the warring sides to sign a proposed deal.