Presidents Joe Biden and Emmanuel Macron sat down Thursday for the centerpiece talks of a pomp-filled French state visit, with the two leaders eager to talk through the war in Ukraine, concerns about China's increasing assertiveness in the Indo-Pacific and European dismay over aspects of Biden's signature climate law. Biden is honouring Macron with the first state dinner of his presidency on Thursday evening, but first the two leaders met in the Oval Office to discuss difficult issues that they face. At the top of the agenda is the nine-month-old war in Ukraine in which Biden and Macron face headwinds...