The Rapid Support Forces in Sudan are facing allegations of war crimes and genocide in West Darfur. The New York-based Human Rights Watch says the leaders of the RSF and its Arab allies should be sanctioned for deliberately targeting non-Arab communities. It says the international community has failed to respond to the scale of the crisis in Sudan. Also: Saudi Arabia is accused of using lethal force to clear land for a futuristic desert city, why Russia is opening an embassy in Sierra Leone - after more than three decades, Japan announces expansion of whale hunting, a supplier to the aircraft manufacturer Boeing says major parts left its factory with serious defects, and a trial to send a former Paralympian into orbit.