Afghan President Ashraf Ghani visited the northern Afghanistan city of Mazar-i-Sharif besieged by the Taliban, August 11, 2021 The Afghan President Ashraf Ghani’s visit to the northern Afghan city of Mazar-i-Sharif on Wednesday had an air of high drama — the C-in-C visiting the frontline — even as the Taliban’s relentless onslaught is bringing it close …