The Defense Department has been aggressively pursuing laser weapons and defense systems, a push that gained significant attention this week when the use of an anti-drone laser system led to the temporary shutdown of airspace over El Paso, Texas.The interest in high-energy systems has only accelerated as military planners look to grapple with the rise of commercially available drones and as the defense industry has jumped to develop laser-based weapons systems for ground, sea and air forces.Directed energy weapons, such as high-energy lasers, could be used to shoot down drones, complete short-range air defense missions, and defend against rockets, artillery and mortar attacks. Are rocket launchers becoming obsolete ?

