VATICAN CITY, VATICAN - NOVEMBER 24: Pope Francis flanked by Queen Silvia of Sweden, holds hia speech during the 'Narcotics: Problems and Solutions of this Global Issue' seminar at the Pontifical Academies of Sciences on November 24, 2016 in Vatican City, Vatican. Following a special wish of Pope Francis, the Pontifical Academies of Sciences organized a two-day Workshop on Narcotics: Problems and Solutions of this Global Issue on 23-24 November. (Photo by Franco Origlia/Getty Images)
