Unmanned surface vehicles operate autonomously while escorting a high-value unit during an Office of Naval Research-sponsored demonstration of swarmboat technology on the James River in Newport News, Va. During the demonstration as many as 13 Navy boats, using an Office of Naval Research-sponsored system called CARACaS (Control Architecture for Robotic Agent Command Sensing), operated autonomously or by remote control during escort, intercept and engage scenarios. (U.S. Navy photo by Mass Communication Specialist 2nd Class John Paul Kotara/Released)