Israeli officials say fighter jets struck 450 Hamas targets in Gaza and its troops have seized a militant compound over the past 24 hours. More than 20 people were killed Sunday in Sudan after shells hit a market in a suburb of Khartoum, the latest bloodshed in the fighting between Sudanese government and the paramilitary rapid support forces. And, water-harvesting and recycling technology developed by a Kenyan entrepreneur could help reduce water shortages during dry seasons. All this and much more coming up on today’s Africa 54.