Three people were killed on Thursday inside a church in Nice, southern France, in what President Emmanuel Macron said was "a terrorist, Islamist attack."The attack, which was quickly condemned in France and around the world, came only two weeks after a schoolteacher who had used caricatures of the prophet Mohammed in a lesson was beheaded in a Paris suburb by a suspected Islamist.Macron, who had promised to intensify a planned crackdown on all forms of Islamism after the teacher's killing, said that France was "being attacked" and vowed to protect places of worship.Church bells rang out across...