Ukraine's Volodymyr Zelensky will watch from afar when the US president sits down with the Russian leader in Alaska later.

The talks on Friday in Alaska pull the Russian leader out of diplomatic isolation from the West, and Ukrainian and European leaders fear it gives him an opening to sway the American president.

President Trump is set to meet with Russian President Vladimir Putin in Anchorage, Alaska, as Mr. Trump seeks to broker a peace deal between Russia and Ukraine. "CBS Evening News" co-anchor John Dickerson reports,