- Lt. Col. William A. Schroeder and Technical Sgt. Steven D. Bellino were killed
- Bellino served as an FBI special agent until resigning in 2013, the FBI says
- Sources say the airman shot his squadron commander at Lackland Air Force Base
(CNN)One of two men killed in an apparent murder-suicide at an Air Force base in Texas has been identified as a former FBI agent who later enlisted in the military, authorities said Saturday.