Ukrainian President Volodymyr Zelensky has expressed concern that a prolonged US-Israeli war on Iran could further erode America’s support for Ukraine as Washington’s global priorities shift and Kyiv braces for reduced deliveries of critically needed Patriot air-defence missiles. Ukraine desperately needed more US-made Patriot air defence systems to help it counter Russia’s daily barrages, Zelensky said, speaking to The Associated Press in an exclusive interview on Saturday in Istanbul. Russia’s...