U.S. Air Force Brig. Gen. (Dr.) Sean Murphy, Command Surgeon, Headquarters Air Combat Command, speaks to a crowd about suicide prevention during the 10th annual Out of the Darkness Community Walk in Virginia Beach, Va., Sept. 12, 2015. U.S. Service members and the Hampton Roads community partnered in an effort to combat the stigma of mental illness, while honoring those affected by depression and suicide. (U.S. Air Force photo by Senior Airman Aubrey White/Released)