Before long, warns US Senator Jon Corzine, we will be watching a sequel to the film Hotel Rwanda called Hotel Darfur, and asking again why the world failed to stop genocide.

President George W. Bush welcomed to the White House last month Paul Rusesabagina, the hotel manager portrayed in Hotel Rwanda. Mr Rusesabagina saved hundreds of lives in the Rwandan genocide of 1994, while the international community largely abandoned the country.