Buses are parked along a deserted street as people flee the southern part of Khartoum on April 27, 2023 amid street battles between the army and paramilitaries continue. - The Sudanese army pounded paramilitaries in the capital Khartoum with air strikes while deadly fighting flared in Darfur as the clock ticked down on a fragile US-brokered ceasefire now in its final full day.