Army Chief of Staff Gen. Mark Milley threw in a new argument for decreasing the size of forward-deployed headquarters units last week, saying their electromagnetic signature makes them vulnerable to attack. Speaking before the Senate Armed Services Committee April 7, Milley explained that Russian forces observed in Ukraine have proven capable of quickly detecting the electromagnetic signals emitted by ground formations through aerial surveillance drones. The unmanned aircraft then cue massed artillery fire on those spots, he said. "So you'd...