Following 9/11, less than 100 US troops were sent to overthrow the Taliban, a war-origin story and cautionary tale highlighting the impact of 15 years of constant combat.Following 9/11, less than 100 US troops were sent to overthrow the Taliban, a war-origin story and cautionary tale highlighting the impact of 15 years of constant combat.Following 9/11, less than 100 US troops were sent to overthrow the Taliban, a war-origin story and cautionary tale highlighting the impact of 15 years of constant combat.