United States general
William B. Caldwell
William B. Caldwell, IV, a United States Army Lieutenant General, is the commanding general of United States Army North and senior commander of Fort Sam Houston. He previously served as Commander, NATO Training Mission – Afghanistan, as well as Commanding General, Combined Security Transition Command - Afghanistan. At United States Army North Caldwell replaced Guy C. Swan III, who retired. In Afghanistan Caldwell replaced Major General Richard P.