Abe Dongoro district, located in Horo Guduru Wallaga zone of Oromia region Addis Abeba– More than 20 people were killed in an attack in Oromia region’s Horo Guduru Wollega zone, Abe Dongoro district, in a kebele called Tullu Moti, according to officials and residents. The attack, which took place on March 28, was followed by …