TOPSHOT - People walk past the rubble of buildings that were heavily damaged or destroyed during battles between rebel fighters and regime forces, in the former opposition-held district of Salaheddin in the northern Syrian city of Aleppo on February 11, 2019, three years after the Syrian regime regained, with Russian firepower help, rebel-held territory and took full control of the country's second city. (Photo by LOUAI BESHARA / AFP)