An Iraqi man smokes a water pipe (shisha) in Abu Nawas in Baghdad, Iraq, June 19, 2021. Picture taken June 19, 2021. REUTERS/Abdullah Dhiaa al-Deen

People drink and smoke shisha at the Epitome restaurant, Dubai's only vegan restaurant, in Dubai, United Arab Emirates, June 17, 2021. Picture taken June 17, 2021. REUTERS/Abdel Hadi Ramahi

People drink and smoke shisha as they sit at the Epitome restaurant, Dubai's only vegan restaurant, in Dubai, United Arab Emirates, June 17, 2021. Picture taken June 17, 2021. REUTERS/Abdel Hadi Ramahi

People drink and smoke shisha at the Epitome restaurant, Dubai's only vegan restaurant, in Dubai, United Arab Emirates, June 17, 2021. Picture taken June 17, 2021. REUTERS/Abdel Hadi Ramahi

A hookah seller holds a hookah, traditionally water-pipe made out of wood, inside his shop in Kerbala, Iraq, June 12, 2021. Picture taken June 12, 2021. REUTERS/Abdullah Dhiaa al-Deen

A hookah seller touches a hookah, traditionally water-pipe made out of wood, inside his shop in Kerbala, Iraq, June 12, 2021. Picture taken June 12, 2021. REUTERS/Abdullah Dhiaa al-Deen

A hookah seller holds a hookah, traditionally water-pipe made out of wood, inside his shop in Kerbala, Iraq, June 12, 2021. Picture taken June 12, 2021. REUTERS/Abdullah Dhiaa al-Deen

Iraqi men smoke hookah, traditionally water-pipe made out of wood, at a cafe in Kerbala, Iraq, June 12, 2021. Picture taken June 12, 2021. REUTERS/Abdullah Dhiaa al-Deen

Iraqi men smoke hookah, traditionally water-pipe made out of wood, at a cafe in Kerbala, Iraq, June 12, 2021. Picture taken June 12, 2021. REUTERS/Abdullah Dhiaa al-Deen

Workers make hookah, traditionally water-pipe made out of wood, in a workshop in Kerbala, Iraq, June 11, 2021. Picture taken June 11, 2021. REUTERS/Abdullah Dhiaa al-Deen

Hookah, traditionally water-pipe made out of wood, are pictured at the hookah-making workshop in Kerbala, Iraq, June 11, 2021. Picture taken June 11, 2021. REUTERS/Abdullah Dhiaa al-Deen

A worker makes a hookah, traditionally water-pipe made out of wood, in his workshop in Kerbala, Iraq, June 11, 2021. Picture taken June 11, 2021. REUTERS/Abdullah Dhiaa al-Deen

Hookah, traditionally water-pipe made out of wood, are pictured at the hookah-making workshop in Kerbala, Iraq, June 11, 2021. Picture taken June 11, 2021. REUTERS/Abdullah Dhiaa al-Deen

A worker makes a hookah, traditionally water-pipe made out of wood, in his workshop in Kerbala, Iraq, June 11, 2021. Picture taken June 11, 2021. REUTERS/Abdullah Dhiaa al-Deen

Iraqi men smoke shisha at a traffic island during night-time curfew amid the coronavirus disease (COVID-19) pandemic during the holy month of Ramadan in the Sadr City district of Baghdad, Iraq, April 28, 2021. Picture taken April 28, 2021. REUTERS/Thaier Al-Sudani

People gather outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

Balloons with the names of the victims written on them are held outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

Hanau Mayor Claus Kaminsky delivers a speech outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

A person holds flowers outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

Hanau Mayor Claus Kaminsky delivers a speech outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

People hold flowers and placards with the faces and names of the victims outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

People hold candles and placards with the faces and names of the victims outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

A person holds a flower as others hold placards with the faces and names of the victims outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

People hold placards with the faces and names of the victims outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

The pictures of the victims are placed and candles are lit outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

A person places a candle outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

People hold placards with the faces and names of the victims outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

A person holds balloons with the names of the victims written on them outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

A person holds balloons with the names of the victims written on them outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

The pictures of the victims are placed and candles are lit outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

People gather outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

Candles are seen outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

Candles are seen outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

Placards with the faces and names of the victims are placed outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

People gather outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

The portrait of victim Vili-Viorel Paul is placed among candles outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

People gather outside one of the locations of an attack, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

Candles are lit next to a portrait of Vili-Viorel Paul, one of the victims of an attack, where a man who had posted a racist manifesto online, shot dead nine people in two shisha bars, during the commemoration of its one year anniversary, outside one of the two crime locations, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach

A combination picture shows Hesse State Premier Volker Bouffier holding Reuters photographer Kai Pfaffenbach's camera (top) and the the picture he took with it of news media members (bottom) during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach (top)/Volker Bouffier (bottom)

German President Frank-Walter Steinmeier delivers a speech during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Armin Kurtovic, father of one of the victims, delivers a speech during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Armin Kurtovic, father of one of the victims, delivers a speech during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

German President Frank-Walter Steinmeier's silhouette is seen as he listens to a video where relatives of the victims speak, during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

German President Frank-Walter Steinmeier delivers a speech during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Former football player Rudi Voller lights a candle of remembrance during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

People attend a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

People attend a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

German President Frank-Walter Steinmeier delivers a speech during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

German President Frank-Walter Steinmeier delivers a speech during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

German President Frank-Walter Steinmeier delivers a speech during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

General view of a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

German President Frank-Walter Steinmeier pays his respects to the victims's relatives during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Hesse State Premier Volker Bouffier, Hanau Mayor Claus Kaminsky and German President Frank-Walter Steinmeier attend a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Former football player Rudi Voller lights a candle of remembrance during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Hesse State Premier Volker Bouffier talks with the mother of one of the victims during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

German President Frank-Walter Steinmeier attends a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Hesse State Premier Volker Bouffier takes a picture with Reuters photographer Kai Pfaffenbach's camera during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Hesse State Premier Volker Bouffier takes a picture with Reuters photographer Kai Pfaffenbach's camera during a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool TPX IMAGES OF THE DAY

Hanau Mayor Claus Kaminsky and Hesse State Premier Volker Bouffier attend a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool

Hanau Mayor Claus Kaminsky and former football player Rudi Voller attend a commemoration for the one year anniversary of an attack in Hanau, where a man who had posted a racist manifesto online shot dead nine people in two shisha bars, in Hanau, Germany February 19, 2021. REUTERS/Kai Pfaffenbach/Pool