Indifference kills. That was Ukrainian President Volodomyr Zelenskyy's message to the world Friday as Ukraine's first ever Jewish head of state marked International Holocaust Remembrance Day. "Today, as always, Ukraine honours the memory of millions of victims of the Holocaust. We know and remember that indifference kills along with hatred. Indifference and hatred are always capable of creating evil together only," Ukraine's leader said, addressing U.S. and European diplomats who attended the memorial service amid Russia's ongoing war against his country. Friday marked the 78th anniversary of the liberation of Nazi Germany's Auschwitz concentration camp in Poland, and Zelenskyy spoke...