Sergeant Brian Cain, Holly Springs Police Department (North Carolina), is a ten year veteran of law enforcement.  Four years of his law enforcement experience includes working as a K-9 handler in the United States Marine Corps.  In addition to working as a K-9 handler, Sergeant Brian Cain has worked as a detention officer, patrol officer and member of a multi-agency narcotics task force.  In 2008, he started a ministry for law enforcement officials called Code-4 Ministries.