The new suicide figures come as a U.S. Army veteran has been arrested in Texas for allegedly shooting dead two men on a gun range. The suspect, Eddie Ray Routh, had gone shooting with the victims, Christopher Kyle and Chad Littlefield. Kyle was a famed former Navy SEAL who gained a reputation as an expert sniper while serving in Iraq. He recently spoke out against increased gun control in the aftermath of the Newtown massacre. Christopher Kyle reportedly had a routine of taking troubled U.S. veterans to gun ranges as a form of therapeutic release. Routh, the suspect, had served in Iraq and Haiti, and reportedly suffers from post-traumatic stress disorder.