An Afghan Shi'ite Muslim man carries a child as he attends a congregation to mark Ashura, in New Delhi, India, August 20, 2021. REUTERS/Adnan Abidi

Afghan Shi'ite Muslim men beat their chests during a congregation to mark Ashura in New Delhi, India, August 20, 2021. REUTERS/Adnan Abidi

Afghan Shi'ite Muslim men shout religious slogans during a congregation to mark Ashura, in New Delhi, India, August 20, 2021. REUTERS/Adnan Abidi

Shi'ite Muslim women beat their chests as they take cover from rain during a congregation to mark Ashura in New Delhi, India, August 20, 2021. REUTERS/Adnan Abidi

Afghan Shi'ite Muslim men shout religious slogans during a congregation to mark Ashura, in New Delhi, India, August 20, 2021. REUTERS/Adnan Abidi

An Afghan Shi'ite Muslim man flagellates himself with iron chains during a congregation to mark Ashura in New Delhi, India August 20, 2021. REUTERS/Adnan Abidi

An Afghan Shi'ite Muslim man flagellate himself with iron chains during a congregation to mark Ashura in New Delhi, India August 20, 2021. REUTERS/Adnan Abidi

An Afghan Shi'ite Muslim man holds iron chains as he waits to flagellate himself during a congregation to mark Ashura in New Delhi, India August 20, 2021. REUTERS/Adnan Abidi TPX IMAGES OF THE DAY

Afghan Shi'ite Muslim boys beat their chests during a congregation to mark Ashura, in New Delhi, India August 20, 2021. REUTERS/Adnan Abidi

Afghan Shi'ite Muslim woman reacts as she attends a congregation to mark Ashura in New Delhi, August 20, 2021. REUTERS/Anushree Fadnavis

Shi'ite Muslim men flagellate themselves during a congregation to mark Ashura in New Delhi, August 20, 2021. REUTERS/Anushree Fadnavis

Shi'ite Muslim women mourn as they attend a congregation to mark Ashura in New Delhi, August 20, 2021. REUTERS/Anushree Fadnavis

Shi'ite Muslim mourners beat their chests at a congregation to mark Ashura in New Delhi, August 20, 2021. REUTERS/Anushree Fadnavis

Afghan Shi'ite Muslim women react as they attend a congregation to mark Ashura in New Delhi, August 20, 2021. REUTERS/Anushree Fadnavis

Afghan Shi'ite Muslim women react as they attend a congregation to mark Ashura in New Delhi, August 20, 2021. REUTERS/Anushree Fadnavis

Shi'ite Muslims react as they watch a Muharram procession marking Ashura in Mumbai, India August 20, 2021. REUTERS/Francis Mascarenhas

Shi'ite Muslims react as they attend a Muharram procession marking Ashura in Mumbai, India August 20, 2021. REUTERS/Francis Mascarenhas TPX IMAGES OF THE DAY

A Shi'ite Muslim holds a child to touch "Taziya", a replica of the shrine of Imam Hussein, for blessing during a Muharram procession marking Ashura in Ahmedabad, India, August 20, 2021. REUTERS/Amit Dave

Shi'ite Muslims flagellate themselves during a Muharram procession marking Ashura in Ahmedabad, India, August 20, 2021. REUTERS/Amit Dave

Shi'ite Muslims flagellate themselves during a Muharram procession marking Ashura in Kolkata, India, August 20, 2021. REUTERS/Rupak De Chowdhuri TPX IMAGES OF THE DAY

Shi'ite Muslims flagellate themselves during a Muharram procession marking Ashura in Kolkata, India, August 20, 2021. REUTERS/Rupak De Chowdhuri

Shi'ite Muslim women react as they attend a Muharram procession marking Ashura in Kolkata, India, August 20, 2021. REUTERS/Rupak De Chowdhuri

Kashmiri Shi'ite Muslims take part in a Muharram procession marking Ashura in Srinagar August 19, 2021. REUTERS/Danish Ismail

Shi'ite Muslim pilgrims gather to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar in the holy city of Kerbala, Iraq, August 19, 2021. REUTERS/Abdullah Dhiaa Al-Deen

Shi'ite Muslim pilgrims gather to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar in the holy city of Kerbala, Iraq, August 19, 2021. REUTERS/Abdullah Dhiaa Al-Deen

Shi'ite Muslim pilgrims gather to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar in the holy city of Kerbala, Iraq, August 19, 2021. REUTERS/Abdullah Dhiaa Al-Deen TPX IMAGES OF THE DAY

Shi'ite Muslim pilgrims gather to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar in the holy city of Kerbala, Iraq, August 19, 2021. REUTERS/Abdullah Dhiaa Al-Deen

Shi'ite Muslim pilgrims gather to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar in the holy city of Kerbala, Iraq, August 19, 2021. REUTERS/Abdullah Dhiaa Al-Deen

Shi'ite Muslim pilgrims gather to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar in the holy city of Kerbala, Iraq, August 19, 2021. REUTERS/Abdullah Dhiaa Al-Deen

A child is pictured with the face covered in blood during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher TPX IMAGES OF THE DAY

A Shi'ite Muslim taps the forehead of man to draw blood during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

A man with his face covered in blood drinks juice after he was cut on the forehead, during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

Shi'ite Muslim men bleed after gashing their foreheads during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

Shi'ite Muslim men bleed after gashing their foreheads during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

A child is pictured with his face covered in blood after he was cut on the forehead with a razor, during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

Shi'ite Muslim men bleed after gashing their foreheads during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

A Shi'ite Muslim woman bleeds after she was cut on the forehead with a razor during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

Shi'ite Muslim men bleed after gashing their foreheads during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

A Shi'ite Muslim attempts to tap the head of a child with a razor to draw blood during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

Medics treat a Shi'ite Muslim man with his face covered in blood after he was cut on the forehead during a religious procession to mark Ashura in Nabatieh, southern Lebanon August 19, 2021. REUTERS/Aziz Taher

Local actors dressed as ancient warriors re-enact a scene from the 7th century battle of Kerbala to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar, in Najaf, August 19, 2021. REUTERS/ Alaa Al-Marjani

Local actors dressed as ancient warriors re-enact a scene from the 7th century battle of Kerbala to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar, in Najaf, August 19, 2021. REUTERS/ Alaa Al-Marjani

Local actors dressed as ancient warriors re-enact a scene from the 7th century battle of Kerbala to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar, in Najaf, August 19, 2021. REUTERS/ Alaa Al-Marjani

Local actors dressed as ancient warriors re-enact a scene from the 7th century battle of Kerbala to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar, in Najaf, August 19, 2021. REUTERS/ Alaa Al-Marjani

Local actors dressed as ancient warriors re-enact a scene from the 7th century battle of Kerbala to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar, in Najaf, August 19, 2021. REUTERS/ Alaa Al-Marjani

An man dressed as an ancient warrior rides a horse during a re-enactment of a scene from the 7th century battle of Kerbala to commemorate Ashura, the holiest day on the Shi'ite Muslim calendar in Najaf, August 19, 2021. REUTERS/ Alaa Al-Marjani TPX IMAGES OF THE DAY

An Iraqi Shi'ite Muslim lies on the ground after flagellating himself with knives during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in the holy city of Najaf, Iraq, August 19, 2021. REUTERS/Alaa Al-Marjani

Shi'ite Muslim men flagellate themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in the holy city of Najaf, Iraq, August 19, 2021. REUTERS/Alaa Al-Marjani

An Iraqi Shi'ite Muslim lies on a stretcher as he is treated after flagellating himself with knives during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in the holy city of Najaf, Iraq, August 19, 2021. REUTERS/Alaa Al-Marjani

Shi'ite Muslim men flagellate themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in the holy city of Najaf, Iraq, August 19, 2021. REUTERS/Alaa Al-Marjani

Shi'ite Muslim men flagellate themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in the holy city of Najaf, Iraq, August 19, 2021. REUTERS/Alaa Al-Marjani

Shi'ite Muslim men flagellate themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in the holy city of Najaf, Iraq, August 19, 2021. REUTERS/Alaa Al-Marjani

Shi'ite Muslim men flagellate themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in the holy city of Kerbala, Iraq August 19, 2021. REUTERS/Abdullah Dhiaa Al-deen

Shi'ite Muslim men flagellate themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in the holy city of Kerbala, Iraq August 19, 2021. REUTERS/Abdullah Dhiaa Al-deen

Iraqi Shi'ite Muslims bleed after hitting their foreheads with swords and beating themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in Baghdad,Iraq August 19, 2021. Picture taken with a drone. REUTERS/Thaier Al-Sudani

Iraqi Shi'ite Muslims bleed after hitting their foreheads with swords and beating themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in Baghdad, Iraq August 19, 2021. Picture taken with a drone. REUTERS/Thaier Al-Sudani

Iraqi Shi'ite Muslims bleed after hitting their foreheads with swords and beating themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in Baghdad, Iraq August 19, 2021. REUTERS/Thaier Al-Sudani

A Shi'ite Muslim man bleeds after hitting his forehead with a sword during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in Baghdad, Iraq August 19, 2021. REUTERS/Thaier Al-Sudani

Iraqi Shi'ite Muslims bleed after hitting their foreheads with swords and beating themselves during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in Baghdad, Iraq August 19, 2021. REUTERS/Thaier Al-Sudani

A Shi'ite Muslim man bleeds after hitting his forehead with a sword during a ceremony marking Ashura, the holiest day on the Shi'ite Muslim calendar, in Baghdad, Iraq August 19, 2021. REUTERS/Thaier Al-Sudani