Eric Shinseki, the retired four-star general who currently heads the Department of Veterans Affairs, said his agency is “working diligently” to better aid veterans suffering from post traumatic stress disorder and other mental health issues.

Shinseki appeared on CBS’ “The Early Show” Wednesday, a day after attending a memorial for the 13 victims of the Fort Hood shooting rampage. As a former Army chief of staff, Shinseki described the attack as a “heart wrenching, terrible tragedy – unexplainable.” Story continues here ➤