TOPSHOT - Youths that took part in a vigil on the eve are pictured in the morning before the arrival of Pope Francis to officiate an open-air mass at the Campo San Juan Pablo II on the outskirts of Panama City, on January 27, 2019. - Pope Francis winds up a global gathering of young Catholics on Sunday with a giant open-air mass for hundreds of thousands of pilgrims before leaving Panama. (Photo by Alberto PIZZOLI / AFP)