An aerial view shows pilgrims gathering to hear a Mass conducted by Pope Francis at Luneta Park in Manila January 18, 2015, in this photo provided by the Philippine Air Force. Pope Francis concluded his trip to Asia on Sunday with an open-air Mass for a rain-drenched crowd in Manila that the Vatican and the government said drew up to seven million people, the largest ever for a papal event. REUTERS/Philippine Air Force/Handout via Reuters (PHILIPPINES – Tags: POLITICS RELIGION TPX IMAGES OF THE DAY) ATTENTION EDITORS – THIS PICTURE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THE AUTHENTICITY, CONTENT, LOCATION OR DATE OF THIS IMAGE. THIS PICTURE IS DISTRIBUTED EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS. NO SALES. NO ARCHIVES. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY