A hoarding of Pope Francis and top Irai Shiite cleric Grand Ayatollah Ali Sistani is pictured in Iraq's holy city of Najaf ahead of the Pope's visit to Iraq, on March 4, 2021. - Pope Francis' historic visit from March 5 to 8 will include trips to Baghdad, the city of Mosul in the north and a meeting with the country's top Shiite cleric Sistani. (Photo by Ali NAJAFI / AFP)