A tech sergeant at Lackland Air Force Base was being escorted to a disciplinary proceeding by a senior non-commissioned officer Friday morning when the tech sergeant opened fire in the commander’s office, killing the commander, a source told the San Antonio Express-News. The tech sergeant then killed himself. The senior NCO, a first sergeant, was uninjured. The victim is a squadron commander, the paper reported.

http://www.mysanantonio.com/news/local/crime/article/Bexar-County-Sheriff-s-deputies-responding-to-7236358.php