Comments made on plane will increase tension ahead of Year of MercyPope Francis criticised the mayor of Rome during an in-flight press conference on the way home from America, according to Italian media reports.The Pontiff reportedly referred Mayor Ignazio Marino as someone who “professes to be Catholicâ€.Speaking on the flight home to Rome, Francis was asked whether he had invited the mayor, a supporter of same-sex marriage and euthanasia, to join him in Philadelphia.He is reported to have replied: “I didn’t invite the mayor. Is that clear? I asked the organisers and they didn’t invite him either.â€The Holy Father reportedly...