MEMPHIS, Tenn. -- A Madison County Sheriff's Office deputy was placed on routine administrative leave with pay after a deputy-involved shooting in Jackson, Tennessee on Monday night. The sheriff's office identified the deputy as Sergeant Sebastian Baker. Sergeant Sebastian Baker (Photo provided by: Madison County Sheriff's Office) On December 16, MCSO deputies say they responded to a disturbance report involving an armed man acting violently in the 300 block of Fern Drive around 10:30 p.m. When deputies arrived at the scene, they said they heard a gunshot and then came in contact with 80-year-old Robert Harrison who was armed. 3rd suspect arrested in shooting that killed 2-year-old During that time, deputies say Harrison refused to drop the weapon and comply with verbal commands. That is when a deputy is accused of firing his weapon, striking Harrison. Harrison was then taken to a hospital where he later died. No deputies were reported injured. The Tennessee Bureau of Investigation is now investigating the case.