President Donald Trump welcomed Ukrainian President Volodymyr Zelenskyy to the White House for a high-stakes meeting as the U.S. president pushed for a deal to end Moscow's war on its neighbor. A host of European leaders joined the pair.

Other lower level meetings planned for this week underscore the massive task ahead for European allies as they weigh plans for sending a peacekeeping force to Ukraine.

After two summits over the Russia-Ukraine war in a week, we break down if they're any closer to peace with former U.S. Ambassador to NATO Ivo Daalder who joins Jacob Soboroff on The 11th Hour.