NEW: President Trump is set to host Ukrainian President Volodymyr Zelenskyy at the White House on Tuesday. The meeting comes as Russia's war in Ukraine, which

NEW: President Trump is set to host Ukrainian President Volodymyr Zelenskyy at the White House on Tuesday. The meeting comes as Russia's war in Ukraine, which began with Moscow's full-scale invasion in February 2022, grinds into its fifth year with no end in sight. Just this week, Ukraine launched…