New Hall County Sheriff Gerald Couch announced sweeping administrative changes on Monday, including a downsized command team that includes two relatively new faces.Kevin Head and John Latty, both law enforcement veterans, will serve atop Couch’s team.As major of the Administrative Bureau, Head will be responsible for operations at the Hall County Courthouse and the Hall County Jail.Latty will serve as major of the Enforcement Bureau, responsible for the Uniform Patrol Division and the Criminal Investigation Division.Contracts for previous command staffers Maj. Woodrow Tripp and Maj. Robin Kemp were not renewed, officials said. “Both are contract employees of the Sheriff’s Office, and Sheriff Couch has elected not to extend their contract into his administration,” according to an official statement from the office. “These moves were not disciplinary in nature, they are simply part of Sheriff Couch’s desire to move the department forward with a new vision.