text:  Carrie Johnson, NPR News, Washington. NATO officials have made pledges to Ukraine during their summit this week in Washington. NPR's Ashley Westerman reports Ukraine still plans to hold a second peace summit before the end of the year. At the first peace summit in Switzerland in June, Ukrainian President Volodymyr Zelensky unveiled his 10-point peace formula, and more than 80 participants signed a communique that essentially only promised more talk about the issue.