 Live from NPR News in Washington, I'm Korva Coleman. NATO leaders are beginning a fresh day of work at their summit in Washington, D.C. Much of the focus is on Ukraine's fight against Russia. The Biden administration has announced the Dutch and Danish governments are now in the process of transferring F-16 fighter jets to Ukraine. Ukrainian President Volodymyr Zelensky has asked NATO members not to wait for the outcome of the U.S. presidential election this fall to take a stand against Russia. NPR's Giles Snyder reports.