The killing of Amhara's governor is also a big blow for Mr Abiy, who is credited with installing Ambachew Mekonnen in office. VideoJacob Blake: Trump visits Kenosha to back police after shootingEd Markey defeats Joseph Kennedy III in Massachusetts primaryCambodia genocide: Khmer Rouge prison chief Comrade Duch diesThe nudists spreading coronavirus in a French resortLive video dating: Finding love online with an audienceWildlife Photographer of the Year: How many crocodiles can you see?Charlie Hebdo: Fourteen suspects to face trial over Paris massacre Chief of staff Seare Mekonnen had only served as head of the military for a year having being appointed by Mr Abiy, who made sweeping changes in the security apparatus when he took office last April. Lake Ayalew has now been appointed as the region's acting governor.Many of those involved in the coup attempt are under arrest and operations are in progress to detain others, the PM's press office said. Gen Gezai was also killed at Gen Seare's residence, the prime minister's press office said.The government said it had reason to think the attack was linked to the assassination of the governor of Amhara, Mr Ambachew, a few hours earlier in Bahir Dar.Mr Ambachew was killed at a meeting in his office along with his senior adviser, Ezez Wasie. Prime Minister Abiy Ahmed has urged Ethiopians to unite against "evil" forces set on dividing the country. The Amhara are a Cushito-Semitic people that founded an (or restored a previously existing) Israelite kingdom in the Horn of Africa -- the Solomonic dynasty.