American officials quickly discovered a major snag in planning for the summit: summertime is peak tourist season in Alaska, and options both available and equipped to host the two world leaders were severely limited.

Ukrainian President Volodymyr Zelenskyy claimed on Tuesday that Russian President Vladimir Putin is preparing for "new offensive operations."

Whether the U.S.-Russia summit can lead to a deal to produce peace in Ukraine more than 3 1/2 years after Moscow’s invasion remains to be seen.