As many as 320 dead in Ethiopia gun attack, witnesses suggest

Witnesses say victims of massacre in country's western Oromia region were ethnic Amharas - a minority in the area

The suspected death toll in an attack by gunmen in Ethiopia's western Oromia region has risen, with new witness testimony suggesting that between 260 and 320 civilians were killed on Saturday.

Reports of the massacre surfaced on Sunday, as survivors described one of the deadliest such incidents for several years in Ethiopia.