An attack drone with attached net, part of the counter-unmanned aerial system developed by a team from Wright-Patterson Air Force Base, Ohio, intercepts a DJI S1000 drone with its net during the 2016 Air Force Research Laboratory Commanders Challenge at the Nevada National Security Site in Las Vegas, Dec. 13, 2016. Teams had six months to develop a counter-unmanned aerial system to aid in base defense. At a CSIS meeting on space security on March 22, 2017, Navy Vice Adm. Charles A. Richard, deputy commander of U.S. Strategic Command, said space enables all domains and tools of warfare, including ships, jets, missiles and drones. Air Force photo by Wesley Farnsworth