BORDER clashes between Ethiopia's Afar and Somali regions have killed at least 100 people, a regional official revealed yesterday, the latest outbreak of violence ahead of national elections in June. Around 100 civilians were killed since clashes broke out on Friday and continued through Tuesday, Ahmed Humed, deputy police commissioner for the Afar region, told Reuters by phone. He blamed the violence on an attack by Somali regional forces. Ali Bedel, a spokesman for the Somali region, said 25 people had been killed on Friday and an "unknown number of civilians" died in a subsequent attack by the same forces…