If you’ve been paying attention, the development of self-driving vehicles has been getting closer and closer to actual utilization everyday. Seen in this video, Marines test out their Ground Unmanned Support Surrogate, or ‘GUSS’, on a simulated battlefield in Hawaii.

Aside from the obvious use of lessening soldier’s time spent in dangerous situations, other applications include the carrying of supplies or the wounded from the battlefield, and decreasing time spent returning to base to switch out equipment.