Women walk on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Brazilian city Santana do Livramento and Uruguayan city of Rivera, Uruguay March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

A man stands on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Brazilian city Santana do Livramento and Uruguayan city of Rivera, Uruguay March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

A man walks on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Brazilian city Santana do Livramento and Uruguayan city of Rivera, Uruguay March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

Uruguay's national flag is seen next to to Brazil's national flag on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Brazilian city Santana do Livramento and Uruguayan city of Rivera, Uruguay March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

People walk on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Brazilian city Santana do Livramento and Uruguayan city of Rivera, Uruguay March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

A woman walks on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Uruguayan city of Rivera and Brazilian city Santana do Livramento, Brazil March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

A man walks on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Brazilian city Santana do Livramento and Uruguayan city of Rivera, Uruguay March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

A man walks on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Brazilian city Santana do Livramento and Uruguayan city of Rivera, Uruguay March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

People walk on the International Square, amid the coronavirus disease (COVID-19) pandemic, at the border of Brazilian city Santana do Livramento and Uruguayan city of Rivera, Uruguay March 19, 2021. Picture taken March 19, 2021. REUTERS/Diego Vara

Christian, Uruguayan waiter and co-owner of the terrace bar "Zu Krone" serves customers in Playa de Palma beach in Palma de Mallorca following Berlin's lifted quarantine requirement for travelers returning from the Balearic Islands, amid the coronavirus disease (COVID-19) pandemic, Spain March 22, 2021. REUTERS/Enrique Calvo

Christian, Uruguayan waiter and co-owner of the terrace bar "Zu Krone" serves German customers in Playa de Palma beach in Palma de Mallorca following Berlin's lifted quarantine requirement for travelers returning from the Balearic Islands, amid the coronavirus disease (COVID-19) pandemic, Spain March 22, 2021. REUTERS/Enrique Calvo

Uruguayan Secretary of Presidency Alvaro Delgado gives a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

Chinese ambassador in Uruguay Wang Gang and Uruguayan Secretary of Presidency Alvaro Delgado give a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

Chinese ambassador in Uruguay Wang Gang and Uruguayan Secretary of Presidency Alvaro Delgado give a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

Chinese ambassador in Uruguay Wang Gang and Uruguayan Secretary of Presidency Alvaro Delgado give a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

People attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People hold a banner reading: "Ever onward to victory thank you Tabare" as they attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

A woman reacts as she attends a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif TPX IMAGES OF THE DAY

People hold their phones as they attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

Children attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

A woman reacts as she attends a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

A woman throws a rose at a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People stand near the Legislative Palace as they attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People stand near the Legislative Palace as they attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

A man holds a flag of Frente Amplio Party during a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

People attend a funeral procession for Uruguayan former President Tabare Vazquez in Montevideo, Uruguay December 6, 2020. REUTERS/Mariana Greif

A child looks on in front of the house of former Uruguayan President Tabare Vazquez following his death, in Montevideo, Uruguay, December 6, 2020. REUTERS/Mariana Greif

A woman with a child mourns the death of former Uruguayan President Tabare Vazquez in front of his house, in Montevideo, Uruguay, December 6, 2020. REUTERS/Mariana Greif REFILE - CORRECTING SPELLING OF NAME

A man puts a flag of Frente Amplio Party in front of the house of former Uruguayan President Tabare Vazquez following his death, in Montevideo, Uruguay, December 6, 2020. REUTERS/Mariana Greif REFILE - CORRECTING SPELLING OF NAME

A child lays flowers in front of the house of former Uruguayan President Tabare Vazquez following his death, in Montevideo, Uruguay, December 6, 2020. REUTERS/Mariana Greif REFILE - CORRECTING SPELLING OF NAME

A girl lays flowers in front of the house of former Uruguayan President Tabare Vazquez following his death, in Montevideo, Uruguay, December 6, 2020. REUTERS/Mariana Greif REFILE - CORRECTING SPELLING OF NAME

A woman mourns the death of a former Uruguayan President Tabare Vazquez in front of his house, in Montevideo, Uruguay, December 6, 2020. REUTERS/Mariana Greif REFILE - CORRECTING SPELLING OF NAME

An Uruguayan sheep shearer clips wool amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

An Uruguayan sheep shearer clips wool amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

An Uruguayan sheep shearer clips wool amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

Uruguayan sheep shearer Federico Ventura catches a sheep to shear it amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

Uruguayan sheep shearer Damian Aldrovandi catches a sheep to shear it amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

Uruguayan sheep shearer Federico Ventura stands in the middle of a flock of sheep amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

Uruguayan sheep shearers clip wool amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

Uruguayan sheep shearer Federico Ventura clips wool amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

Uruguayan sheep shearer Jhony Cawen clips wool amid the coronavirus disease (COVID-19) outbreak in Villafale, Spain, June 17, 2020. Picture taken June 17, 2020. REUTERS/Juan Medina

Teacher's assistant Graciela Villareal raises the Uruguayan flag outside of Escuela 30, a rural school that has resumed classes after a month off due to the coronavirus disease (COVID-19), in San Jose, Uruguay April 22, 2020. REUTERS/Mariana Greif

Uruguayan cellist Karina Nunez performs for her neighbours at the balcony of her department during the coronavirus disease (COVID-19) outbreak, in Panama City, Panama March 20, 2020. Picture taken March 20, 2020. REUTERS/Erick Marciscano

Uruguayan cellist Karina Nunez performs for her neighbours at the balcony of her department during the coronavirus disease (COVID-19) outbreak, in Panama City, Panama March 20, 2020. Picture taken March 20, 2020. REUTERS/Erick Marciscano

Uruguayan cellist Karina Nunez waves from the balcony of her department after performing for her neighbours during the coronavirus disease (COVID-19) outbreak, in Panama City, Panama March 20, 2020. Picture taken March 20, 2020. REUTERS/Erick Marciscano

Senator Guido Manini Rios and former Commanding General of the Uruguayan Army attends as Daniel Salina assumes as Minister of Public Health, under the new government of Uruguay, in Montevideo, Uruguay March 2, 2020. REUTERS/Mariana Greif

Relatives of people who disappeared during the last Uruguayan dictatorship protest as they wait for Uruguay's President-elect Luis Lacalle Pou to arrive at the Parliament for his swear-in ceremony, in Montevideo, Uruguay March 1, 2020. Banner reads: "Cheers President". REUTERS/Andres Cuenca Olaondo

Relatives of people who disappeared during the last Uruguayan dictatorship protest as they wait for Uruguay's President-elect Luis Lacalle Pou to arrive at the Parliament for his swear-in ceremony, in Montevideo, Uruguay March 1, 2020. Banner reads: "Cheers President". REUTERS/Andres Cuenca Olaondo

Uruguay's President Tabare Vazquez, followed by Juan Andres Roballo, Deputy Secretary of the Uruguayan Presidency, looks on as he walks out after a news conference, in Montevideo, Uruguay December 23, 2019. REUTERS/Mariana Greif

Uruguay's President Tabare Vazquez, next to Juan Andres Roballo, Deputy Secretary of the Uruguayan Presidency, gestures as he speaks during a news conference, in Montevideo, Uruguay December 23, 2019. REUTERS/Mariana Greif

Soccer- Football - Primera Division Uruguay - Nacional v Penarol - Centenario Stadium, Montevideo, Uruguay - December 15, 2019 Nacional's Luis Mejia celebrates after winning the Uruguayan championship REUTERS/Mariana Greif

Soccer- Football - Primera Division Uruguay - Nacional v Penarol - Centenario Stadium, Montevideo, Uruguay - December 15, 2019 Nacional's Guzman Corujo after winning the Uruguayan championship REUTERS/Mariana Greif

Soccer- Football - Primera Division Uruguay - Nacional v Penarol - Centenario Stadium, Montevideo, Uruguay - December 15, 2019 Nacional's Guzman Corujo after winning the Uruguayan championship REUTERS/Mariana Greif

Soccer- Football - Primera Division Uruguay - Nacional v Penarol - Centenario Stadium, Montevideo, Uruguay - December 15, 2019 Nacional's Felipe Carvalho and teammates celebrate with the trophy after winning the Uruguayan championship REUTERS/Mariana Greif