Sgt. Ivan James, telecommunications mechanic, G-6 Communications and Information Systems, explains how to operate a robot during the Combat Center Library’s Science Night, Jan. 14, 2016. (Official Marine Corps photo Cpl. Medina Ayala-Lo/Released) - Sgt. Ivan James, telecommunications mechanic, G-6 Communications and Information Systems, explains how to operate a robot during the Combat Center Library’s Science Night, Jan. 14, 2016. (Official Marine Corps photo Cpl. Medina Ayala-Lo/Released)