KYIV, Ukraine — Ukrainian President Volodymyr Zelensky said Friday that he asked President Trump to press China’s leader to use Beijing’s influence over Moscow in a diplomatic effort to get Russia to end its 4½-year-long invasion of Ukraine.Zelensky told reporters he has not yet received feedback from the White House about Trump’s talks with Chinese President Xi Jinping but expects to learn the outcome.Zelensky, who is keen to muster more international support for Ukraine’s defense, was in the United States this week on a trip coinciding with the U.N. General Assembly. He met with Trump on Tuesday.NATO countries have called China a…