NATO's top military officials emerged from talks without a concrete plan to guarantee Ukraine's security – at least not one they were willing to discuss publicly.

Presidents Trump, Zelenskyy and numerous NATO leaders held a virtual meeting Wednesday ahead of Friday's scheduled summit between Mr. Trump and Russian President Vladimir Putin.

Ukraine's President Volodymyr Zelenskyy has thanked his US counterpart Donald Trump for the weapons that Ukraine is now receiving through a special NATO programme. Source: CNN, as reported by European Pravda Details: During the public part of his Oval Office meeting with Trump,

NATO Secretary General Mark Rutte gives insight on the talks between President Donald Trump, Volodymyr Zelenskyy and European leaders, security guarantees for Ukraine and more on 'The Ingraham Angle.'

Ukrainian President Zelenskyy and other European leaders will meet with President Trump at the White House today after Trump's summit with Russian President Putin on Friday. NBC News' Yamiche Alcindor and Richard Engel report the latest.