Taiwan President Tsai Ing-wen attends a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

People attend a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

Taiwan Vice President William Lai and ministers hold a national flag at a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

U.S. Undersecretary for Economic Affairs Keith Krach and American Institute in Taiwan (AIT) Director Brent Christensen attend a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

U.S. Undersecretary for Economic Affairs Keith Krach (R) and former Japanese Prime Minister Yoshiro Mori attend a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

People wearing face masks following the coronavirus disease (COVID-19) outbreak attend a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

People attend a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

Taiwan President Tsai Ing-wen and Anna Lee, daughter of late Taiwan president Lee Teng-hui, hold a commendation at a memorial service for late Taiwan president Lee at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

People wearing face masks following the coronavirus disease (COVID-19) outbreak attend a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

Taiwan President Tsai Ing-wen attends a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

Taiwan President Tsai Ing-wen attends a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

U.S. Undersecretary for Economic Affairs Keith Krach, former Japanese Prime Minister Yoshiro Mori and American Institute in Taiwan (AIT) Director Brent Christensen attend a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

Taiwan President Tsai Ing-wen attends a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

Taiwan President Tsai Ing-wen attends a memorial service for late Taiwan president Lee Teng-hui at a chapel of Aletheia University in New Taipei City, Taiwan September 19, 2020. Central News Agency/Pool via Reuters

A healthcare worker looks on inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker takes a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker holds a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker prepares to take a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker prepares to take a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker is seen inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker takes a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker takes a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker prepares to take a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker is seen inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker takes a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker poses for a photograph inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A healthcare worker prepares to take a nasal swab sample inside a chapel dedicated to Saint Roch, patron saint of the sick, that has been transformed into a coronavirus disease (COVID-19) testing centre in Antwerp, Belgium September 4, 2020. Picture taken September 4, 2020. REUTERS/Johanna Geron

A University of North Carolina graduate student runs down stairs while working out in an empty Kenan Stadium on the last day of a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

A University of North Carolina graduate student climbs stairs while working out in an empty Kenan Stadium on the last day of a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake TPX IMAGES OF THE DAY

University of North Carolina undergraduate students return to campus to play basketball outside a deserted residence hall on the last day of a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

University of North Carolina undergraduate students return to campus to play basketball outside a deserted residence hall on the last day of a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

David Richman, an undergraduate at the University of North Carolina, and his parents remove the last of his belongings as he complies with a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

David Richman, an undergraduate studying media and journalism at the University of North Carolina, loads his belongings into his car as he complies with a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

College baseball players practice at the University of North Carolina's Boshamer Stadium on the last day of a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

An undergraduate attending the University of North Carolina complies with a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

David Richman, an undergraduate at the University of North Carolina, does a final search for his belongings as he complies with a requirement for students to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

Family members assist students complying with a requirement by the University of North Carolina to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

Family members assist students complying with a requirement by the University of North Carolina to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

Kevin Dalton loads his truck with his undergraduate daughter Evelyn's belongings as students comply with a requirement by the University of North Carolina to move out of campus housing due to the coronavirus disease (COVID-19) outbreak in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

Hannah Thompson, a first-year undergraduate at the University of North Carolina, removes her belongings with the assistance of her father Ronnie, as students comply with a requirement to move out of campus housing due to the coronavirus disease (COVID-19) outbreak, in Chapel Hill, North Carolina, U.S. August 30, 2020. REUTERS/Jonathan Drake

A chapel is seen at the morgue's area of 'Hospital de Clinicas' during the outbreak of the coronavirus disease (COVID-19), in La Paz, Bolivia August 17, 2020. REUTERS/David Mercado

The casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry TPX IMAGES OF THE DAY

The casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

People watch as the casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

Sam Walker watches as the casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

Children watch as the casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

A woman records video as the casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

People watch as the casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

The casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

People wait to see the late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, whose casket travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

A woman waits to see the casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

People wait to see the late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, traveling in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

The casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

The casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

The casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

The casket of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, travels in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

Military Honor Guard members carry the casket of the late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, before traveling in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

Military Honor Guard members carry the casket of the late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, before traveling in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

Military Honor Guard members carry the casket of the late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, before traveling in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry

Military Honor Guard members carry the casket of the late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, before traveling in a procession from Brown Chapel A.M.E. Church to the Edmund Pettus Bridge in Selma, Alabama, U.S. July 26, 2020. REUTERS/Christopher Aluka Berry