vatican city ever wonder say fake news latin nuntii fallaces pope francis write document francis announce tweet nearly 40 million followers friday say theme message roman catholic church next world day social communications truth set free fake news journalism peace latin one nine languages pope use tweet would veritas liberavit vos nuntii fallaces et diurniariorum opus ad pacem vatican statement say issue important enough pope address fake news contribute generate nurture strong polarisation opinions distortion facts say repercussions level individual collective behaviour francis say interview last year media focus scandals spread fake news smear politicians risk become like people morbid fascination excrement vatican statement say leader 1.2 billion member church want offer reflection cause logic consequences disinformation media help promote professional journalism always seek truth church next world day social communications celebrate may 13. pope message release january 24 feast st francis de sales patron journalists version story correct day day social communications may 13 jan. 24 pope write document fake news 's truth