Africa News Tonight: The International Federation of Red Cross and Red Crescent Societies says the first quarter of 2023 has been the deadliest on record for refugees. Thousands of Sudanese continue to flee the war in their country every day, with many making the long trek south to Kenya. And, Vote counting continues in Mali’s constitutional referendum, held Sunday. Mali's military junta organized the referendum as a step toward a return to constitutional rule and a new presidential election expected next year in the West African country. For this and more, stay tuned to Africa News Tonight!