From battling merciless street gangs to combating violent drug cartels along the border, America's sheriff's departments bravely square off against dangerous criminals every day. There is one man with the credentials and expertise in law enforcement to help sheriff departments take their game to the next level in these trying times. With 15 years of experience in the intelligence community on three continents, Tony Schiena is among the most acclaimed law enforcement experts in the country. The National Sheriff's Association has tasked Schiena and his team to upgrade their branches in order to meet the ever-rising threat of crime. "The Sheriff" will go behind the scenes and hit the streets with Schiena and his team as they put their crime-fighting skills to use. Each week, they will visit a new department facing a different issue, and cameras will follow Schiena and his team every step of the way from introducing the latest surveillance methods to demonstrating lethal hand-to-hand combat techniques.