Two Ukrainian-made aircraft collide on Sudan airport tarmac The circumstances of the accident are not yet clear while no casualties have yet been reported. "The Antonov An-26 and Antonov An-32 aircraft of the Sudan Air Force collided at Khartoum Airport, the capital of Sudan, today. The circumstances are not yet clear and casualties have not been reported. There is a short footage from a CCTV camera showing the moment of the collision," Vitaliy Trubnikov wrote on Facebook.