A diplomatic scramble unfolded Saturday after President Donald Trump announced he would meet his Russian counterpart, Vladimir Putin, next week in Alaska, as European leaders rushed to understand the terms of the meeting and ensure Ukraine was not being left out of discussions about its future.

The planned summit between U.S. President Donald Trump and Russian leader Vladimir Putin is a "highly anticipated meeting," the Republican said.

U.S. Ambassador to NATO Matthew Whitaker said “it’s possible” that Ukrainian President Volodymyr Zelensky attends the upcoming meeting between President Trump and Russian President Vladimir Putin in Alaska.