(31 Jul 2016) Pope Francis oversaw a huge outdoor Mass in Krakow on Sunday, as part of the Catholic Church's World Youth Day celebrations. The pontiff told hundreds of thousands of young people to eschew the instant gratification provided by modern technology and concentrate on doing good deeds and improving the world. Organizers believe about three million pilgrims traveled to the Polish city to take part in the festivities. At the end of the service, Francis announced that the next World Youth Day will take place in Panama in 2019. Find out more about AP Archive: http://www.aparchive.com/HowWeWork Twitter: / ap_archive Facebook: / aparchives Instagram: / apnews You can license this story through AP Archive: http://www.aparchive.com/metadata/you...