Tunisian president sets presidential election date for Oct. 6 -statement

Beneath a smog-choked sky, the once-glistening waters of Gabes in southern Tunisia run dark with rust-coloured streaks. Trees are dying, fish vanishing and a suffocating stench infuses the air. 

The Sudanese pound has shed nearly two-fifths of its value after a de facto embargo on flights from the army's wartime capital Port Sudan into the United Arab Emirates disrupted the vital gold trade, traders and Sudanese officials said.

Residents of Sudan's besieged city of al-Fashir have been taking refuge in underground bunkers to try to protect themselves from drones and shells after intensifying attacks on displacement shelters, clinics and mosques.