Live-fire trials of the AH-64 with XM1225 APEX ammunition come as both U.S. and Russian attack helicopters experiment with proximity-fused cannon rounds to defeat small UAVs. The U.S. Army conducted the first successful live fire test of the 30×113 mm XM1225 Aviation Proximity Explosive (APEX) ammunition, employed by an AH-64 Apache attack helicopter in an […]