Pope Leo XIV has starred this Sunday in a curious moment when he made the already viral gesture of the “6-7” (six-seven) during a public audience in St. Peter’s Square of the Vatican. The pontiff thus responded to the greeting of a group of young people who were waiting for him among chants and applauses at his entrance to the Cathedral. Several attendees began to do with their hands the well-known gesture, popularized on social networks among t…