Iran's Foreign Minister Mohammad Javad Zarif (L) meets with Grand Ayatollah Sheikh Bashir Hussain Najafi (R), one of the five Grand Ayatollahs in Iraq, during his visit to the mostly Shiite holy city of Najaf on July 27, 2015. Zarif is to meet with Iraq's top Shiite cleric Grand Ayatollah Ali Sistani before holding talks with senior officials in Baghdad. AFP PHOTO / HAIDAR HAMDANI (Photo credit should read HAIDAR HAMDANI/AFP/Getty Images)
