.Ukraine validates F-16s have shown up in nation as Zelensky proclaims 'brand new chapter' in battle versus Russia CNNUkraine gets very first F-16 fighter jets to strengthen defenses against Russia, officials tell AP The Associated PressExclusive|USA to Upper arm Ukraine's F-16 Jets Along with Advanced Defense The Exchange JournalWar in Ukraine: Zelenskiy Shows US-Made F-16 Fighter Jets in Trip Near Kyiv BloombergF-16 boxer planes get here in Ukraine that Zelenskyy says will definitely improve fight against Russia CBS Headlines.