In this photo released by the office of the Iranian supreme leader, Supreme Leader Ayatollah Ali Khamenei speaks during a tree planting ceremony in Tehran, Iran, Tuesday, March 3, 2020. Iran's supreme leader put the Islamic Republic on war footing Tuesday against the new coronavirus by ordering its armed forces to assist health officials in combating the outbreak – the deadliest outside of China – that authorities say has killed 77 people. (Photo by Office of the Iranian Supreme Leader via AP Photo)
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