Bojnik Air Base ( / Aerodrom Bojnik), also known as KosanÃÂiÃÂ Aerodrome ( / Aerodrom KosanÃÂiÃÂ), was a military airbase in the village of KosanÃÂiÃÂ, near the village of Bojnik, about 22 km southeasterly from the centre city of Leskovac. The aerodrome area comprises 0.42 km<sup>2</sup>, including some barracks. This airfield was used in air battles in the April War at beginning of World War II. It is sold and became defunct in 2012.