President-elect Luis Arce, right, receives his presidential credentials from Supreme Court President Salvador Romero during a ceremony at the court in La Paz, Bolivia, Wednesday, Oct. 28, 2020. A final official vote count released the previous Friday gave Arce a smashing victory, a vindication for the Movement Toward Socialism party (MAS) of ousted President Evo Morales, who was barred from running. (AP Photo/Juan Karita)

Vice President-elect David Choquehuanca shows his presidential credential issued by the Supreme Electoral Court during a ceremony at the court in La Paz, Bolivia, Wednesday, Oct. 28, 2020. A final official vote count released the previous Friday gave the Luis Arce - Choquehuanca ticket a smashing victory, a vindication for the Movement Toward Socialism party (MAS) of ousted President Evo Morales, who was barred from running. (AP Photo/Juan Karita)

Vice President-elect David Choquehuanca, front, and President-elect Luis Arce arrive to receive their credentials from the Supreme Electoral Court, during a ceremony at the court in La Paz, Bolivia, Wednesday, Oct. 28, 2020. A final official vote count released the previous Friday gave Arce a smashing victory, a vindication for the Movement Toward Socialism party (MAS) of ousted President Evo Morales, who was barred from running. (AP Photo/Juan Karita)

Supporters of President-elect Luis Arce gather outside the Supreme Electoral Court where he receives his presidential credential during a ceremony inside, in La Paz, Bolivia, Wednesday, Oct. 28, 2020. A final official vote count released the previous Friday gave Arce a smashing victory, a vindication for the Movement Toward Socialism party (MAS) of ousted President Evo Morales, who was barred from running. (AP Photo/Juan Karita)

President-elect Luis Arce shows his presidential credential issued by the Supreme Electoral Court during a ceremony in La Paz, Bolivia, Wednesday, Oct. 28, 2020. A final official vote count released the previous Friday gave Arce a smashing victory, a vindication for the Movement Toward Socialism party (MAS) of ousted President Evo Morales, who was barred from running. (AP Photo/Juan Karita)

President-elect Luis Arce arrives to receive his presidential credential from the Supreme Electoral Court in La Paz, Bolivia, Wednesday, Oct. 28, 2020. A final official vote count released the previous Friday gave Arce a smashing victory, a vindication for the Movement Toward Socialism party (MAS) of ousted President Evo Morales, who was barred from running. (AP Photo/Juan Karita)

Veronica Challco, an Indigenous Kallawaya woman, reaches for her certificate during a ceremony for new Assembly members in La Paz, Bolivia, Tuesday, Oct. 27, 2020. New lawmakers were voted in during general elections on Oct. 18. (AP Photo/Juan Karita)

Miners take part in celebration festivities after a final official vote count released yesterday declared Luis Arce the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

A supporter of President-elect Luis Arce takes part in celebration festivities after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

Supporters of President-elect Luis Arce take part in celebration festivities after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

President-elect Luis Arce, right, and Vice President-elect David Choquehuanca, acknowledge supporters at a victory party after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

President-elect Luis Arce smiles during his victory party after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

Supporters gather for a victory party for President-elect Luis Arce after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

Supporters gather for a victory party for President-elect Luis Arce after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

Supporters gather for a victory party for President-elect Luis Arce after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

Supporters gather for a victory party for President-elect Luis Arce after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

Indigenous Quechuas gather for a victory party for President-elect Luis Arce after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

Indigenous Quechuas gather for a victory party for President-elect Luis Arce after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

Indigenous Quechua musicians play their wooden flutes at a victory party for President-elect Luis Arce after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)

President-elect Luis Arce acknowledges supporters at a victory party after a final official vote count released yesterday declared him the winner of the presidential election, in El Alto, Bolivia, Saturday, Oct. 24, 2020. The Supreme Electoral Tribunal said Arce won 55% of the votes against six rivals on the ballot, easily avoiding the need for a runoff. (AP Photo/Juan Karita)