A man who led a successful campaign to ban burqas in a region of Switzerland is now calling on authorities to outlaw Muslims from praying in public. Giorgio Ghiringhelli, a right-wing activist who calls himself “il Guastafeste”, which roughly translates as “the killjoy” or “the spoilsport”, has said a ban is necessary to prevent “a Muslim ghetto like you see in Belgium.” He has petitioned...