 NATO allies are providing new aid for Ukraine and a pathway to membership. While Ukraine's president welcomes that, he's urging countries to lift restrictions on how those weapons can be used. More from NPR's Michelle Kellerman. Ukrainian President Volodymyr Zelensky says he needs air defenses and NATO weapons quickly, and he wants countries like the U.S. to let Ukraine use the weapons to target sites deep inside Russia. If we want to win, if we want to prevail...