German Health Minister Jens Spahn talks with Minister for Family Affairs, Senior Citizens, Women and Youth Franziska Giffey during a lower house of parliament Bundestag session on the coronavirus disease (COVID-19) measures in Berlin, Germany May 6, 2021. REUTERS/Michele Tantussi

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, speaks to the media after U.S. citizens Finnegan Lee Elder and Gabriel Natale-Hjorth were found guilty of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Guglielmo Mangiapane

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, speaks to the media after U.S. citizens Finnegan Lee Elder and Gabriel Natale-Hjorth were found guilty of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Guglielmo Mangiapane

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, speaks to the media after U.S. citizens Finnegan Lee Elder and Gabriel Natale-Hjorth were found guilty of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Guglielmo Mangiapane

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, reacts as she speaks to the media after U.S. citizens Finnegan Lee Elder and Gabriel Natale-Hjorth were found guilty of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Guglielmo Mangiapane

U.S. citizen Finnegan Lee Elder, reacts after being found guilty, together with U.S. citizen Gabriel Christian Natale-Hjorth, of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, at the courthouse in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, reacts after U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth were found guilty of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, reacts after U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth were found guilty of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder's parents react after his son, together with U.S. citizen Gabriel Christian Natale-Hjorth, was found guilty of the murder of Carabinieri military police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, hugs the brother of Mario Cerciello Rega, after U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth were found guilty of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

Ethan Elder, father of Finnegan Lee Elder, leaves the courthouse after his son, together with U.S. citizen Gabriel Natale-Hjorth, was found guilty of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Guglielmo Mangiapane

Fabrizio Natale, father of Gabriel Natale-Hjorth, leaves the courthouse after his son, together with U.S. citizen Finnegan Lee Elder, was found guilty of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Guglielmo Mangiapane

Fabrizio Natale, father of Gabriel Natale-Hjorth, leaves the courthouse after his son, together with U.S. citizen Finnegan Lee Elder, was found guilty of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Guglielmo Mangiapane

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, reacts after U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth were found guilty of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

Judge Marina Finiti reads the verdict in the trial of U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizens Gabriel Christian Natale-Hjorth and Finnegan Lee Elder, accused of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, wait for the verdict in the courthouse, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Gabriel Christian Natale-Hjorth, accused with U.S. citizen Finnegan Lee Elder of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, arrives to hear the verdict in the courthouse, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Gabriel Natale-Hjorth is escorted out of the courthouse after being found, together with U.S. citizen Finnegan Lee Elder, guilty of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, reacts after U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth were found guilty of the murder of his husband, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder looks on in a court as verdict is expected in the trial of U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused together with U.S. citizen Gabriel Natale-Hjorth, reacts after being found guilty of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in the courthouse in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizens Finnegan Lee Elder, accused together with U.S. citizen Gabriel Natale-Hjorth of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, reacts as he listens to the verdict in their trial in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizens Finnegan Lee Elder Gabriel Christian Natale-Hjorth, accused of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, heard the verdict in their trial, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

Gabriel Christian Natale-Hjorth's father looks on in a court as verdict is expected in the trial of U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder's parents await for the verdict in the trial of U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli


Gabriel Christian Natale-Hjorth's father is seen in a court as verdict is expected in the trial of U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of the murder of the Italian Carabinieri paramilitary police officer Mario Cerciello Rega, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli


Rosa Maria Esilio, widow of slain Carabinieri military police officer Mario Cerciello Rega, is seen in a court as verdict is expected in the trial of U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of the murder of her husband, in Rome, Italy, May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, gestures as he speaks with his parents ahead of the start of a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey and German Minister for Education and Research Anja Karliczek address a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey and German Minister for Education and Research Anja Karliczek attend a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey and Germany Minister for Education and Research Anja Karliczek attend a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey speaks during a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey arrives for a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey holds her face mask as she arrives for a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey speaks during a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey speaks during a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey speaks during a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey speaks during a press conference to present a support plan for school children for the time after the coronavirus crisis, in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey (L) and German Minister for Education and Research Anja Karliczek display information placards before unveiling their support plan for school children amid the coronavirus crisis, during a press conference in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey (L) and German Minister for Education and Research Anja Karliczek display information placards before unveiling their support plan for school children amid the coronavirus crisis, during a press conference in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey (L) and German Minister for Education and Research Anja Karliczek display information placards before unveiling their support plan for school children amid the coronavirus crisis, during a press conference in Berlin, Germany May 5, 2021. John MacDougall/Pool via REUTERS

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, waits following a hearing of the trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Gabriel Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, waits following a hearing of the trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, attend to a hearing of their trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, rolls as cigarette as he speaks with his lawyer Renato Borzone following a hearing of the trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Gabriel Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, speaks with his uncle Claudio following a hearing of the trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, looks on after a hearing of the trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, shakes hands with his lawyer Renato Borzone following a hearing of the trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, leaves at the end of a hearing of the trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Gabriel Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, leaves at the end of a hearing of the trial, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, gestures as he waits next to Gabriel Natale-Hjorth for the start of a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, speaks with his parents ahead of the start of a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, gestures as he speaks with his parents ahead of the start of a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Gabriel Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, waits for the start of a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, wait for a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizens Finnegan Lee Elder and Gabriel Christian Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, wait for a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Gabriel Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, looks on as he speaks with his lawyer ahead of a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Gabriel Natale-Hjorth, accused of killing Carabinieri military police officer Mario Cerciello Rega, waits for the start of a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

U.S. citizen Finnegan Lee Elder, accused of killing Carabinieri military police officer Mario Cerciello Rega, waits for the start of a hearing as the verdict is expected to be announced, in Rome, Italy May 5, 2021. REUTERS/Remo Casilli

Ariel Perez, 60, who has been paralysed for 11 years, gets a shot of the China's Sinovac coronavirus disease (COVID-19) vaccine at home, administered by health workers at Marikina, Metro Manila, Philippines, May 5, 2021. REUTERS/Eloisa Lopez