A man speaks to a steward behind a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

A "no entry" sign, advising that the Biathlon World Cup is closed for spectators due to coronavirus concerns, is seen on a fence around Vysocina Arena in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

A "no entry" sign, advising that the Biathlon World Cup is closed for spectators due to coronavirus concerns, is seen on a fence around Vysocina Arena in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

A steward stands next to a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

Fans cheer behind a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

Fans cheer behind a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

Fans cheer behind a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

Fans cheer behind a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

Fans cheer behind a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

Fans cheer behind a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

Fans cheer behind a fence surrounding Vysocina Arena after the Biathlon World Cup was closed for spectators due to coronavirus concerns, in Nove Mesto na Morave, Czech Republic, March 6, 2020. REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 France's Anais Bascond celebrates after finishing in second place in the Women 7.5km Sprint REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Germany's Denise Herrmann celebrates after winning the Women 7.5km Sprint REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Germany's Denise Herrmann poses on the podium after winning the Women 7.5km Sprint with second placed France's Anais Bascond and third placed Czech Republic's Marketa Davidova REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Germany's Denise Herrmann celebrates after winning the Women 7.5km Sprint REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Germany's Denise Herrmann poses on the podium after winning the Women 7.5km Sprint with second placed France's Anais Bascond and third placed Czech Republic's Marketa Davidova while the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of competitors in the stands after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of Italy's Dorothea Wierer in action during the Women 7.5km Sprint after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Austria's Christina Rieder and Poland's Kinga Zbylut react after the Women 7.5km Sprint infront of empty stands after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Germany's Karolin Horchler in action during the Women 7.5km Sprint after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Italy's Dorothea Wierer in action REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Czech Republic's Eva Kristejn Puskarcikova in action REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Germany's Denise Herrmann in action REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Slovakia's Paulina Fialkova in action REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Czech Republic's Eva Kristejn Puskarcikova and France's Julia Simon in action REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Italy's Dorothea Wierer in action REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Slovakia's Ivona Fialkova in action REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 Germany's Denise Herrmann in action during the Women 7.5km Sprint after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of people with flags outside the event after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of people with flags outside the event after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 A person wearing a mask watches from outside the event after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 A person watches from outside the event after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of people with flags outside the event after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of people outside the event after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of people with flags outside the event after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view during the Women 7.5 Km Sprint warm up after the Biathlon World Cup was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 France's Anais Bescond during the Women 7.5 Km Sprint warm up REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view during the Biathlon World Cup after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view during the warm up for the Biathlon World Cup REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view during the warm up for the Biathlon World Cup REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view of the empty stands during the Biathlon World Cup behind closed doors REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view of the empty stands during the Biathlon World Cup behind closed doors REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view of the empty stands during the Biathlon World Cup behind closed doors REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of a steward in an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view of an athlete training infront of an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Nove Mesto, Czech Republic - March 5, 2020 General view of an athlete training REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of flags in an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 A worker attaches flags to an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 A worker attaches flags to an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 A worker attaches flags to an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 A worker attaches flags to an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 A worker attaches flags to an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 General view of athletes in front of an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - Biathlon World Cup - Women 7.5km Sprint - Nove Mesto, Czech Republic - March 5, 2020 A worker prepares the course in front of an empty stand after the event was closed to spectators due to coronavirus concerns REUTERS/David W Cerny

Biathlon - 2020 Biathlon World Championships - Women 12.5 km Mass Start - Antholz-Anterselva, Italy - February 23, 2020 France's Quentin Fillon Maillet poses with three medals during the medal ceremony REUTERS/Leonhard Foeger

Biathlon - 2020 Biathlon World Championships - Women 12.5 km Mass Start - Antholz-Anterselva, Italy - February 23, 2020 Gold Medallist Norway's Johannes Thingnes Boe (C) poses on the podium during the medal ceremony alongside silver medallist France's Quentin Fillon Maillet (L) and bronze medallist France's Emilien Jacquelin (R) REUTERS/Leonhard Foeger

Biathlon - 2020 Biathlon World Championships - Women 12.5 km Mass Start - Antholz-Anterselva, Italy - February 23, 2020 France's Quentin Fillon Maillet and Emilien Jacquelin pose with their medals on the podium REUTERS/Leonhard Foeger

Biathlon - 2020 Biathlon World Championships - Women 12.5 km Mass Start - Antholz-Anterselva, Italy - February 23, 2020 Norway's Johannes Thingnes Boe celebrates with France's Quentin Fillon Maillet REUTERS/Leonhard Foeger

Biathlon - 2020 Biathlon World Championships - Women 12.5 km Mass Start - Antholz-Anterselva, Italy - February 23, 2020 Gold Medallist Norway's Johannes Thingnes Boe (C) poses on the podium during the medal ceremony alongside silver medallist France's Quentin Fillon Maillet (L) and bronze medallist France's Emilien Jacquelin (R) REUTERS/Leonhard Foeger