Flowers and candles are placed in front of the portraits of the flight crew members of the Ukraine International Airlines Boeing 737-800 plane that crashed in Iran, at a memorial at the Boryspil International airport outside Kiev, Ukraine January 11, 2020. [REUTERS/Valentyn Ogirenko]
Protesters piled pressure on Iran’s leadership on Sunday with demands for top authorities to quit after the Iranian military admitted it had mistakenly shot down a Ukrainian airliner at a time when it had feared U.S. strikes.