ATTENTION EDITORS - VISUAL COVERAGE OF SCENES OF INJURY OR DEATH A Shi'ite Muslim man with his head and face covered with blood pauses after he flagellated himself during a Muharram procession to mark Ashura in Chennai, India, September 21, 2018. REUTERS/P. Ravikumar

Shi'ite Muslim women mourn during a Muharram procession to mark Ashura, in Mumbai, India, September 21, 2018. REUTERS/Francis Mascarenhas

Local actors dressed as ancient warriors re-enact a scene from the 7th century battle of Karbala to commemorate Ashura in Najaf, Iraq September 20, 2018. REUTERS/ Alaa Al-Marjani TPX IMAGES OF THE DAY

A Shi'ite muslim child attends the Ashura festival in central Yangon, Myanmar September 21, 2018. REUTERS/Ann Wang

A Shi'ite muslim child attends the Ashura festival in central Yangon, Myanmar September 21, 2018. REUTERS/Ann Wang

A Shi'ite Muslim takes part in the Ashura festival at a mosque in central Yangon, Myanmar, September 21, 2018. REUTERS/Ann Wang

Shi'ite pilgrims reach out to touch the tomb of Imam al-Abbas located inside the Imam al-Abbas shrine, ahead of Ashura, the holiest day on the Shi'ite Muslim calendar In Kerbala, Iraq, September 19, 2018. REUTERS/Abdullah Dhiaa Al-Deen

A Shi'ite Muslim walks on hot coals at a ceremony during the Ashura festival at a mosque in central Yangon, Myanmar September 18, 2018. REUTERS/Ann Wang

Shi'ite pilgrims gather ahead of Ashura, the holiest day on the Shi'ite Muslim calendar, in Kerbala, Iraq, September 19, 2018. REUTERS/Abdullah Dhiaa Al-Deen

Local actors dressed as ancient warriors burn a tent as they re-enact a scene from the 7th century battle of Karbala to commemorate Ashura in Najaf, September 20, 2018. REUTERS/ Alaa Al-Marjani

A Shi'ite muslim woman watches from behind a plastic the Ashura festival in central Yangon, Myanmar September 21, 2018. REUTERS/Ann Wang

Shi'ite Muslim worshippers pray during commemorations for Ashura in Kerbala, Iraq, Iraq, September 19, 2018. REUTERS/Abdullah Dhiaa Al-Deen

A Lebanese Shi'ite Muslim taps the head of a man with a razor to draw blood during a religious procession to mark Ashura in Nabatiyeh town, southern Lebanon September 20, 2018. REUTERS/ Ali Hashisho

Shiite Houthi militant stands guard at the site of a rally attended by fellows Houthis to mark the day of Ashura and the 4th anniversary of their takeover of the Yemeni capital, in Sanaa, Yemen September 20, 2018. REUTERS/Khaled Abdullah TPX IMAGES OF THE DAY

Shi'ite pilgrims gather ahead of Ashura, the holiest day on the Shi'ite Muslim calendar, in Kerbala, Iraq, September 19, 2018. REUTERS/Abdullah Dhiaa Al-Deen

Female supporters of Lebanon's Hezbollah leader Sayyed Hassan Nasrallah chant slogans as he addresses his supporters via a screen the night before Muslim Shi'ites around the world mark the day of Ashura, in Beirut, Lebanon September 19, 2018. REUTERS/Hasan Shaaban TPX IMAGES OF THE DAY

A Shi'ite muslim boy gets help to cover his head before a ceremony during the Ashura festival at a mosque in central Yangon, Myanmar September 18, 2018. REUTERS/Ann Wang

Lebanon's Hezbollah supporters chant slogans during last day of Ashura, in Beirut, Lebanon September 20, 2018. REUTERS/Aziz Taher

Shi'ite Muslims commemorate Ashura in Karbala, Iraq September 20, 2018. REUTERS/Abdullah Dhiaa Al-Deen