.Ukraine validates F-16s have arrived in country as Zelensky proclaims 'new chapter' in battle versus Russia CNNUkraine acquires first F-16 competitor planes to bolster defenses against Russia, representatives inform AP The Associated PressExclusive|U.S. to Upper arm Ukraine's F-16 Planes With Advanced Weapons The Commercial JournalWar in Ukraine: Zelenskiy Shows US-Made F-16 Fighter Jets in Flight Near Kyiv BloombergF-16 competitor jets show up in Ukraine that Zelenskyy states are going to boost fight versus Russia CBS Updates.