A coalition of the French left won the most seats in high-stakes legislative elections on Sunday, beating back a far-right surge but failing to win a majority. The outcome left France, a pillar of the European Union and Olympic host country, facing the stunning prospect of a hung Parliament and political paralysis.The political turmoil could rattle markets and the French economy, the EU's second-largest, and have far-ranging implications for the war in Ukraine, global diplomacy and Europe's economic stability.In calling the election on June 9, after the far right surged in French voting for the European Parliament, President Emmanuel Macron...