.Ukraine validates F-16s have actually arrived in country as Zelensky heralds 'new section' in battle against Russia CNNUkraine receives very first 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 With Advanced Weapons The Wall Street JournalWar in Ukraine: Zelenskiy Reveals US-Made F-16 Fighter Jets in Trip Near Kyiv BloombergF-16 boxer planes arrive in Ukraine that Zelenskyy claims are going to improve fight versus Russia CBS Information.