.Ukraine validates F-16s have actually shown up in country as Zelensky heralds 'brand new section' in battle against Russia CNNUkraine receives initial F-16 boxer planes to bolster defenses against Russia, officials say to AP The Associated PressExclusive|USA to Upper arm Ukraine's F-16 Jets Along with Advanced Weapons The Stock Market JournalWar in Ukraine: Zelenskiy Reveals US-Made F-16 Competitor Planes in Trip Near Kyiv BloombergF-16 boxer planes get there in Ukraine that Zelenskyy says will certainly increase fight against Russia CBS Updates.