Why a Ukrainian mobile air defense unit isn't ready to give up its nearly century-old machine gun

Ukrainian mobile air defense units historically operate heavy machine guns mounted on trucks. Nina Liashonok/Ukrinform/NurPhoto Ukrainian mobile air defense groups are learning to operate new, high-tech interceptor drones. The crews have historically used .50 caliber M2 Browning machine guns to battle Russian drones. Even with new weapons, they aren't quite ready to say goodbye to the aging guns. IRPIN, Ukraine — The soldiers arrived in darkness. Pulling up to a field in a van, they began q...