Africa News Tonight - The Sudanese capital endured a fourth day of heavy fighting Tuesday, despite promises by both the military and Rapid Support Forces to honor a 24-hour ceasefire. International environmental groups, investors and donors are outraged at the South African government’s announcement that it plans to continue burning coal to generate electricity well into the future. And, Kenya is using the launch of its first operational earth observation satellite to promote space education and science through space clubs in schools. For this and more, stay tuned to Africa News Tonight!