Putin Alaska summit while European Commission and NATO leaders emphasize any deal must protect Ukraine's long-term security interests.

Some reports indicate that Russia is demanding that Ukraine give up the Donbas region and Crimea in return for ending the war. Russia has already annexed Crimea—a move not recognized by the international community—and its forces occupy most of the Donbas and further swathes of eastern Ukraine.

The U.S.-Russia summit in Alaska is happening at a site where East meets West in a place familiar to both countries as a Cold War front line of missile defense, radar outposts and intelligence gatheri