Four Su-30SM multipurpose jets, two military transport planes, and a BE-200 amphibious plane were damaged in the attack. “The airbase was guarded by the 726th training center of the Russian 51st air defense division. They used the Pantsyr-S anti-aircraft missile and gun system and small arms to repel the attack,” the source said. Read also: Russian forces fortifying Crimean air defenses following successful Ukrainian attack on key airbaseUkraine’s overnight drone strike damages several Russian warplanes, sources say“However, five Ukrainian ‘birds’ managed to break through the dense defense and…