The U.S. military is searching for ways to track and stop drone swarms flying over sensitive national security sites.
Drones have repeatedly swarmed sensitive military sites. Current and former Air Force generals, along with a senior member of Congress, say the incursions pose a security threat.
Friday night saw Russia launch 145 drones and three missiles into Ukraine, the air force said. It reported downing 79 drones with 54 others lost in flight. On Saturday, Ukraine said 24 people were ...