TEHRAN, IRAN - JUNE 04: An Iranian police helicopter passes above portraits of Iran's supreme leader Ayatollah Ali Khamenei (R) and the former Ayatollah Khomeini outside Khomeini's shrine on the 25th anniversary of his death on June 4, 2014 on the outskirts of Tehran, Iran. Khomeini, the founder of the Islamic Republic, is still revered by many Iranians, and his portrait hangs throughout the country. (Photo by John Moore/Getty Images)
