Air Force: Russia tried to destroy Ukrainian bombers in overnight strike.

Ukraine war latest: Strike on shipyard in occupied Sevastopol damages 2 Russian vessels

Key developments on Sept.

13: * Strike on shipyard in occupied Sevastopol damages 2 Russian vessels * US General: First Ukrainian pilots to likely complete F-16 training in 3 months * Germany delivers 20 Marder armored vehicles, other aid to Ukraine * Kim Jong Un praises Russia's war, toasts to...