171011-N-RX668-015 NEWPORT, R.I. (Oct. 11, 2017) A drone is knocked out of the sky by a Sky Wall, which is a new drone capture system, during a live demonstration event held at U.S. Naval War College (NWC). The event was held in support of NWC’s elective course, “Unmanned Systems and Conflict in the 21st Century,” as well as in support of two NWC missions. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jess Lewis/Released)