.Ukraine verifies F-16s have arrived in nation as Zelensky trumpets 'new chapter' in battle against Russia CNNUkraine acquires first F-16 competitor jets to strengthen defenses versus Russia, officials say to AP The Associated PressExclusive|USA to Upper arm Ukraine's F-16 Planes With Advanced Weapons The Commercial JournalWar in Ukraine: Zelenskiy Reveals US-Made F-16 Competitor Jets in Air Travel Near Kyiv BloombergF-16 fighter planes show up in Ukraine that Zelenskyy says will certainly improve fight against Russia CBS News.