A Buick booth is seen at the Beijing International Automotive Exhibition, or Auto China show, in Beijing, China September 27, 2020. REUTERS/Tingshu Wang

Horse Racing - Derby Festival - Epsom Downs Racecourse, Epsom, Britain - July 4, 2020 Summer Romance ridden by William Buick wins the Princess Elizabeth stakes ahead of Cloak Of Spirits ridden by Andrea Atzeni, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) David Davies/Pool via REUTERS

Horse Racing - Derby Festival - Epsom Downs Racecourse, Epsom, Britain - July 4, 2020 Summer Romance ridden by William Buick wins the Princess Elizabeth stakes ahead of Cloak Of Spirits ridden by Andrea Atzeni, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) David Davies/Pool via REUTERS

Horse Racing - Derby Festival - Epsom Downs Racecourse, Epsom, Britain - July 4, 2020 Summer Romance ridden by William Buick wins the Princess Elizabeth stakes ahead of Cloak Of Spirits ridden by Andrea Atzeni, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Edward Whitaker/Pool via REUTERS

Horse Racing - Derby Festival - Epsom Downs Racecourse, Epsom, Britain - July 4, 2020 Ryan Moore and William Buick walk the course ahead of racing, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Edward Whitaker/Pool via REUTERS

Horse Racing - Derby Festival - Epsom Downs Racecourse, Epsom, Britain - July 4, 2020 Ryan Moore and William Buick walk the course ahead of racing, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Edward Whitaker/Pool via REUTERS

Horse Racing - Royal Ascot - Ascot Racecourse, Ascot, Britain - June 20, 2020 William Buick riding Chiefofchiefs wins the 12:40 Silver Wokingham Handicap, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Megan Ridgwell/Pool via REUTERS

Horse Racing - Royal Ascot - Ascot Racecourse, Ascot, Britain - June 20, 2020 William Buick riding Chiefofchiefs wins the 12:40 Silver Wokingham Handicap, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Megan Ridgwell/Pool via REUTERS

Horse Racing - Royal Ascot - Ascot Racecourse, Ascot, Britain - June 20, 2020 William Buick riding Chiefofchiefs wins the 12:40 Silver Wokingham Handicap, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Julian Finney/Pool via REUTERS

Horse Racing - Royal Ascot - Ascot Racecourse, Ascot, Britain - June 20, 2020 William Buick riding Chiefofchiefs wins the 12:40 Silver Wokingham Handicap, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Julian Finney/Pool via REUTERS

Horse Racing - Royal Ascot - Ascot Racecourse, Ascot, Britain - June 20, 2020 William Buick riding Chiefofchiefs wins the 12:40 Silver Wokingham Handicap, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Alan Crowhurst/Pool via REUTERS

Horse Racing - Royal Ascot - Ascot Racecourse, Ascot, Britain - June 20, 2020 William Buick riding Chiefofchiefs (L) wins the 12:40 Silver Wokingham Handicap, as racing resumed behind closed doors after the outbreak of the coronavirus disease (COVID-19) Edward Whitaker/Pool via REUTERS

Horse Racing - Royal Ascot - Ascot Racecourse, Ascot, Britain - June 16, 2020 William Buick at Ascot Racecourse, as racing resumes behind closed doors after the outbreak of the coronavirus disease (COVID-19) Alan Crowhurst/Pool via Reuters

Creative Force ridden by William Buick goes on to win the Betway Maiden Stakes (Div 2) (Class 5), as racing resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19), Newmarket, Britain, June 4, 2020. David Davies/Pool via REUTERS

William Buick on Magical Land before the 14.25 Betway Maiden Stakes at Newmarket Racecourse, as racing resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19), Newmarket, Britain, June 4, 2020. David Davies/Pool via REUTERS

A charging station for Buick's electric vehicles(EV) is seen next to the new Velite 6 during the media day for Shanghai auto show in Shanghai, China April 17, 2019. REUTERS/Aly Song

Buick's electric vehicle(EV) Velite 6 of GM is unveiled during the media day for Shanghai auto show in Shanghai, China April 15, 2019. REUTERS/Aly Song

Buick's new SUV GL8 of GM is displayed during the media day for Shanghai auto show in Shanghai, China April 16, 2019. REUTERS/Aly Song

A man touches a Buick Encore of GM during the media day for Shanghai auto show in Shanghai, China April 16, 2019. REUTERS/Aly Song

A Buick figurine is seen on the car during the international motor show Auto 2019 in Riga, Latvia April 13, 2019. REUTERS/Ints Kalnins

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Longines Dubai Sheema Classic on Old Persian REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Longines Dubai Sheema Classic on Old Persian REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Longines Dubai Sheema Classic on Old Persian REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Longines Dubai Sheema Classic on Old Persian REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Old Persian ridden by William Buick during the Longines Dubai Sheema Classic REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Old Persian ridden by William Buick during the Longines Dubai Sheema Classic REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Longines Dubai Sheema Classic on Old Persian REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Longines Dubai Sheema Classic on Old Persian REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Old Persian ridden by William Buick wins the Longines Dubai Sheema Classic REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Al Quoz Sprint Sponsored By Azizi Developments on Blue Point REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Blue Point ridden by William Buick wins the Al Quoz Sprint Sponsored By Azizi Developments REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Blue Point ridden by William Buick during the Al Quoz Sprint Sponsored By Azizi Developments REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Blue Point ridden by William Buick during the Al Quoz Sprint Sponsored By Azizi Developments REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Blue Point ridden by William Buick during the Al Quoz Sprint Sponsored By Azizi Developments REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Al Quoz Sprint Sponsored By Azizi Developments on Blue Point REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Blue Point ridden by William Buick during the Al Quoz Sprint Sponsored By Azizi Developments REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Blue Point ridden by William Buick during the Al Quoz Sprint Sponsored By Azizi Developments REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Dubai Gold Cup Sponsored By Al Tayer Motors on Cross Counter REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Cross Counter ridden by William Buick wins the Dubai Gold Cup Sponsored By Al Tayer Motors REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Dubai Gold Cup Sponsored By Al Tayer Motors on Cross Counter REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Dubai Gold Cup Sponsored By Al Tayer Motors on Cross Counter REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 William Buick celebrates winning the Dubai Gold Cup Sponsored By Al Tayer Motors on Cross Counter REUTERS/Christopher Pike

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Cross Counter ridden by William Buick wins the Dubai Gold Cup Sponsored By Al Tayer Motors REUTERS/Ahmed Jadallah

Horse Racing - Dubai World Cup - Meydan Racecourse, Dubai, United Arab Emirates - March 30, 2019 Cross Counter ridden by William Buick wins the Dubai Gold Cup Sponsored By Al Tayer Motors REUTERS/Christopher Pike

A black classic Buick Special model is on display at the 7th Cairo Classic Meet in Cairo, Egypt, March 23, 2019. Picture taken March 23, 2019. REUTERS/Mohamed Abd El Ghany

A woman stands next to a black classic Buick Special model and a golden Rolls-Royce Silver Dawn model at the 7th Cairo Classic Meet in Cairo, Egypt, March 23, 2019. Picture taken March 23, 2019. REUTERS/Mohamed Abd El Ghany

Auto show workers detail a General Motors Buick Encore SUV before press days of the North American International Auto Show in Detroit, Michigan, U.S., January 12, 2019. Picture taken January 12, 2019. REUTERS/Rebecca Cook

Lear Corporations' new auto parts factory, near the now-defunct Buick assembly plant in Flint, Michigan, U.S., October 10, 2018. Photo taken October 10, 2018. REUTER/Ann Saphir.

Plant manager Tim Reedy poses in front of a map on the wall showing the now-defunct Buick assembly plant compound and the new Lear factory marked in red, in the lobby of Lear Corporations' new auto parts factory in Flint, Michigan, U.S., October 10, 2018. Photo taken October 10, 2018. REUTER/Ann Saphir.

A General Motors Buick LaCrosse vehicle (C) sits on the sales lot of an auto dealership in Ferndale, Michigan, U.S. November 26, 2018. REUTERS/Rebecca Cook

A General Motors Buick LaCrosse vehicle sits on the sales lot of an auto dealership in Ferndale, Michigan, U.S. November 26, 2018. REUTERS/Rebecca Cook

A General Motors Buick LaCrosse vehicle (L) sits on the sales lot of an auto dealership in Ferndale, Michigan, U.S. November 26, 2018. REUTERS/Rebecca Cook

The Buick car manufacturer logo is displayed on an automobile at the IEEV New Energy Vehicles Exhibition in Beijing, China October 18, 2018. Picture taken October 18, 2018. REUTERS/Thomas Peter

The Chinese national flag flies on the roof of a car dealership near the brand logos of carmakers Ford and Buick in Beijing, China October 11, 2018. To match Exclusive CHINA-AUTOS/DEALERS. REUTERS/Thomas Peter

The Chinese national flag flies on the roof of a car dealership near the brand logos of carmakers Ford and Buick in Beijing, China October 11, 2018. To match Exclusive CHINA-AUTOS/DEALERS. REUTERS/Thomas Peter

Cuban singer Albita Rodriguez stands beside a Buick Century classic car as the Grammy-award winning performer stars in the musical "Carmen La Cubana" at Sadler's Wells in London, Britain, August 7, 2018. REUTERS/Toby Melville

Cuban singer Albita Rodriguez stands beside a Buick Century classic car as the Grammy-award winning performer stars in the musical "Carmen La Cubana" at Sadler's Wells in London, Britain, August 7, 2018. REUTERS/Toby Melville

Cuban singer Albita Rodriguez stands beside a Buick Century classic car as the Grammy-award winning performer stars in the musical "Carmen La Cubana" at Sadler's Wells in London, Britain, August 7, 2018. REUTERS/Toby Melville

Cuban singer Albita Rodriguez stands beside a Buick Century classic car as the Grammy-award winning performer stars in the musical "Carmen La Cubana" at Sadler's Wells in London, Britain, August 7, 2018. REUTERS/Toby Melville

Cuban singer Albita Rodriguez stands beside a Buick Century classic car as the Grammy-award winning performer stars in the musical "Carmen La Cubana" at Sadler's Wells in London, Britain, August 7, 2018. REUTERS/Toby Melville