VIDEO: Afghanistan's national army reinforcements are ambushed by the Taliban while on their way to Ghazni, a city which has been under heavy attack from the militia. 👉 A year after the Trump administration introduced its strategy for Afghanistan, the Taliban are asserting themselves on the battlefield even as U.S. officials talk up hopes for peace. That's raising questions about the viability of the American game plan for ending a war that began when some of the current U.S. troops were in dia