Three years into the full-scale war, Ukrainian naval drones have pushed Russian warships away from the country's coast. Dmytro Pletenchuk, spokesperson for Ukraine's Naval Forces, explains how Ukraine secured its maritime corridor, why asymmetric warfare redefined the Black Sea, and what it would take to conduct operations aimed at liberating occupied Crimea. "They came into this war with drones already — but they decided their big, invincible fleet was enough. We, not having those resources,