Pentagon officials on Friday identified the soldier who allegedly killed 16 Afghan villagers as Staff Sgt. Robert Bales, a trained Army sniper who had served three tours in Iraq and suffered war wounds.

Bales, a 38-year-old married father of two who enlisted in the months after the Sept. 11, 2001, attacks, was flown Friday to a military prison at Fort Leavenworth, Kan., to await possible criminal charges, according to a U.S. Army statement.

Bales is accused of leaving his base in the Panjwai district of Kandahar province; shooting 16 people, including nine children; and attempting to burn their bodies before returning to the base and turning himself in. He could face the death penalty, military officials have said.

The incident has sparked significant backlash in Afghanistan, straining already difficult relations withthe United States over conduct of the war there.

The suspect’s name had been a closely kept secret since he allegedly surrendered to authorities after the shootings on Sunday morning. Officials confirmed his name after news organizations began reporting it Friday evening.

Bales’s attorney, John Henry Browne, has said that Bales did not want to deploy to Afghanistan in December, had experienced post-traumatic stress disorder stemming from his deployments and had suffered a head injury during a deployment in Iraq. Bales also had seen one of his fellow soldiers lose his leg in an explosion hours before he allegedly went on a rampage, Browne told reporters.

Army Capt. Chris Alexander, 28, who was Bales’s platoon leader during a deployment in Iraq, said in an interview Friday night that he “saved many