KABUL—Afghan commandos launched a counter-attack on Monday to try to beat back Taliban fighters who overran the northern city of Kunduz a day earlier, with residents fleeing the conflict describing the almost constant sound of gunfire and explosions. Kunduz was one of at least three provincial capitals seized by the insurgents in the north over…

KABUL, Afghanistan—Taliban terrorist seized most of the capital of northern Afghanistan’s key Kunduz province on Sunday, and took another neighboring provincial capital after a monthlong siege. The advances were the latest in a series of blows to government forces as U.S. troops complete their pullout after nearly two decades in the country. The terrorists planted…