In this May 6, 2021 file photo, the city of Mekele is seen through a bullet hole in a stairway window of the Ayder Referral Hospital, in the Tigray region of northern Ethiopia. Ethiopian military airstrikes have hit the capital of the country's Tigray region Monday, Oct. 18, 2021, according to witnesses. (Photo: AP)

Ethiopia launched an airstrike on Tigray's western front, AFP reported citing an official.