(From L) Swiss Federal President Alain Berset, Pope Francis, Swiss Foreign Minister Ignazio Cassis, and President of the Swiss National Council Dominique de Buman meet upon the Pope's arrival for a one-day visit at the invitation of the World Council of Churches (WWC) in Geneva, on June 21, 2018. Pope Francis visits the World Council of Churches on 21 June as centrepiece of the ecumenical commemoration of the WCC's 70th anniversary. / AFP PHOTO / POOL / PETER KLAUNZER