JOHNSON CITY, Tenn. -

Johnson City Medical Center is unveiling a helpful disinfecting tool Tuesday morning. 06-18-13_Xenex Germ-Zapper

We've learned a live demonstration of a germ-zapping robot will take center stage in the hospital at 10:00 Tuesday morning in the lobby.

Hospital officials tell us the device emits ultraviolet light throughout patient rooms to destroy viruses, bacteria and bacterial spores.

News 5 WCYB will have more on how the robot works and show it in action later on News 5 WCYB.