A Ukrainian serviceman of the 126th brigade air-defense unit fires by a machine gun during the training in Kherson region, Ukraine, Oct. 4, 2024. (AP Photo/Marko Ivkov)

A machine gun of the Ukrainian 126th brigade air-defense unit stands at the position during air alert in Kherson region, Ukraine, Oct. 3, 2024. (AP Photo/Marko Ivkov)