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

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 Trump administration is considering extending an invitation to Ukraine President Volodymyr Zelensky to this week's meeting between President Trump and Russia's Vladimir Putin in Alaska, according to NBC News.