05 January 2021, Saxony, Dresden: Michael Kretschmer (CDU), Minister President of Saxony, arrives at the State Chancellery for a press conference after a federal-state meeting of the Chancellor with the Minister Presidents on the Corona measures. Photo: Robert Michael/dpa-Zentralbild/ZB

05 January 2021, Saxony, Dresden: A cleaning trolley stands in a corridor at the state chancellery before the start of a press conference following a federal-state switch by the chancellor with the state premiers on the Corona measures. Photo: Robert Michael/dpa-Zentralbild/dpa

10 November 2020, Berlin: Martin Matz (SPD), State Secretary for Health in the Senate Department for Health, Care and Equality, takes off his mouth-nose protection at the beginning of the Senate press conference in the Rotes Rathaus in Berlin Mitte. Photo: XAMAX/dpa

10 November 2020, Berlin: Martin Matz (SPD), State Secretary for Health in the Senate Department for Health, Care and Equality, takes off his mouth-nose protection at the beginning of the Senate press conference in the Rotes Rathaus in Berlin Mitte. Photo: XAMAX/dpa

10 November 2020, Berlin: Martin Matz (SPD), State Secretary for Health in the Senate Department for Health, Care and Equality, speaks at the Senate Press Conference in the Rotes Rathaus in Berlin Mitte. Photo: XAMAX/dpa

10 November 2020, Berlin: Martin Matz (SPD), State Secretary for Health in the Senate Department for Health, Care and Equality, speaks at the Senate Press Conference in the Rotes Rathaus in Berlin Mitte. Photo: XAMAX/dpa

10 November 2020, Berlin: Martin Matz (SPD), State Secretary for Health in the Senate Department for Health, Care and Equality, speaks at the Senate Press Conference in the Rotes Rathaus in Berlin Mitte. Photo: XAMAX/dpa

22 July 2020, Bavaria, Raisting: View of the small chapel of St. John in the Upper Bavarian village of Raisting Photo: Thomas Uhlemann/dpa-zentralbild/ZB

22 July 2020, Bavaria, Raisting: The small chapel of St. John in the Upper Bavarian village of Raisting Photo: Thomas Uhlemann/dpa-zentralbild/ZB

FILED - 24 February 2018, Hamburg: To Frederic Vosseberg's Theme Service report of January 12, 2021: Listen when and where you want: Their flexibility is one reason podcasts are so successful. Photo: Mascha Brichta/dpa-tmn

William Burns, United States Under Secretary of State for Political Affairs arrives for a State Dinner in honor of Chancellor Angela Merkel of Germany at the White House in Washington, D.C. on Tuesday, June 7, 2011..Credit: Ron Sachs / CNP | usage worldwide