.Ukraine validates F-16s have arrived in country as Zelensky advertises 'brand new phase' in battle against Russia CNNUkraine gets 1st F-16 competitor jets to reinforce defenses versus Russia, representatives tell AP The Associated PressExclusive|U.S. to Arm Ukraine's F-16 Planes Along with Advanced Defense The Stock Market JournalWar in Ukraine: Zelenskiy Presents US-Made F-16 Competitor Planes in Trip Near Kyiv BloombergF-16 competitor planes arrive in Ukraine that Zelenskyy states will definitely boost aggression versus Russia CBS Headlines.