In a gesture of solidarity following the gruesome killing of a French priest, Muslims on Sunday attended Catholic Mass in churches and cathedrals across France and beyond. Reporters on the scene said that between 100 and 200 Muslims gathered at the towering Gothic cathedral in Rouen, only a few kilometers (miles) from Saint-Etienne-du-Rouvray, where the 85-year-old Rev. Jacques Hamel was killed by two teenage attackers on Tuesday. “We’re very touched,” Archbishop Dominique Lebrun told broadcaster BFMTV. “It’s an important gesture of fraternity. They’ve told us, and I think they’re sincere, that it’s not Islam which killed Jacques Hamel.” …