Maj. Nadal Malik Hasan, the suspected shooter in the massacre at Fort Hood, was a psychiatrist at Darnall Army Medical Center on the base, according to records uncovered by ABC News.

The suspected gunman in the shooting at Fort Hood, Tex., was identified by ABC News as Army Major Malik Nadal Hasan, a psychiatrist trained by the military.
(ABC News Photo Illustration)
Hasan, 39, received his training through the Defense Department’s F. Edward Hebert School of Medicine in Bethesda, Md., according to the records.

A military source was quoted by the Air Force Times as saying Hasan had recently been reassigned to Fort Hood from Walter Reed Army Medical Center in Washington. In 2009, sources tell ABC News, he completed a fellowship in Disaster and Preventative Psychiatry at the Center for Traumatic Stress there.