Alberto Fernandez takes the oath of office as new president of Argentina next to Vice President Cristina Fernandez de Kirchner in Buenos Aires, Argentina, Tuesday, Dec. 10, 2019. (AP Photo/Natacha Pisarenko)

Outgoing president Mauricio Macri gestures before giving the presidential sash to new President Alberto Fernandez, left, at the Congress in Buenos Aires, Argentina, Tuesday, Dec. 10, 2019. At right is Vice President Cristina Fernandez de Kirchner. (AP Photo/Natacha Pisarenko)

Alberto Fernandez holds the presidential cane after receiving it from outgoing president Mauricio Macri, right, at Congress in Buenos Aires, Argentina, Tuesday, Dec. 10, 2019. Fernandez became president of Argentina on Tuesday, returning the country's Peronist political movement to power amid an economic crisis and rising poverty. (AP Photo/Natacha Pisarenko)

Outgoing president Mauricio Macri embraces new President Alberto Fernandez after giving him the presidential sash at the Congress in Buenos Aires, Argentina, Tuesday, Dec. 10, 2019. Fernandez became president of Argentina on Tuesday, returning the country's Peronist political movement to power amid an economic crisis and rising poverty. (AP Photo/Natacha Pisarenko)

A supporter of President Alberto Fernandez cries as she waits for his arrival outside the presidential palace in Buenos Aires, Argentina, Tuesday, Dec. 10, 2019. Fernandez became president of Argentina on Tuesday, returning the country's Peronist political movement to power amid an economic crisis and rising poverty. (AP Photo/Marcos Brindicci)

Alberto Fernandez delivers his first speech as president of Argentina after taking the oath of office at the Congress in Buenos Aires, Argentina, Tuesday, Dec. 10, 2019. Fernandez became president of Argentina on Tuesday, returning the country's Peronist political movement to power amid an economic crisis and rising poverty. (AP Photo/Gustavo Garello)

Ecuador's former President Rafael Correa waves, next to Paraguay's former President Fernando Lugo, during the inauguration ceremony for Alberto Fernandez as new president of Argentina at the Congress in Buenos Aires, Tuesday, Dec. 10, 2019. (AP Photo/Gustavo Garello)

Argentina's new president Alberto Fernandez blows a kiss during his inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Argentina's new president Alberto Fernandez (L) and his vice-president, ex-president (2007-2015) Cristina Fernandez de Kirchner, kiss during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Argentina's new president Alberto Fernandez (L) waves next to his vice-president, ex-president (2007-2015) Cristina Fernandez de Kirchner, during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Handout picture released by the Argentine Senate showing Argentina's new president Alberto Fernandez (R) receiving the presidential baton from outgoing president Mauricio Macri during his inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Luciano INGARAMO / ARGENTINA'S SENATE / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / ARGENTINA'S SENATE / LUCIANO INGARAMO" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

Argentina's incoming president Alberto Fernandez (L) receives the presidential sash from outgoing president Mauricio Macri during his inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

Handout picture released by the Argentine Senate showing a general view of the Congress taken during the inauguration ceremony of Argentina's new President Alberto Fernandez, in Buenos Aires on December 10, 2019. (Photo by Luciano INGARAMO / various sources / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / ARGENTINA'S SENATE / LUCIANO INGARAMO" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

Handout picture released by the Argentine Senate showing a general view of the Congress taken during the inauguration ceremony of Argentina's new President Alberto Fernandez, in Buenos Aires on December 10, 2019. (Photo by Luciano INGARAMO / various sources / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / ARGENTINA'S SENATE / LUCIANO INGARAMO" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

Argentina's new president Alberto Fernandez (L) and outgoing president Mauricio Macri embrace during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

Ecuador's former president (2007-2017) Rafael Correa and Paraguay's former president (2008-2012) Fernando Lugo wave during the inauguration ceremony of Argentina's incoming president Alberto Fernandez at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Argentina's outgoing president Mauricio Macri (C) and incoming president Alberto Fernandez embrace as incoming vice-president, former president (2007-2015) Cristina Fernandez de Kirchner, looks on during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

Cuban President Miguel Diaz-Canel (R) greets Uruguayan President Tabare Vazquez as Uruguayan President-elect Luis Lacalle (L, back), stands behind during the inauguration ceremony of Argentina's incoming president Alberto Fernandez at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Argentina's new president Alberto Fernandez (L) stamps his signature in front of outgoing president Mauricio Macri after swearing in during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

Argentina's outgoing president Mauricio Macri (C) offers a handshake to the country's new vice-president, former president (2007-2015) Cristina Fernandez de Kirchner (R), as incoming president Alberto Fernandez applauds during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Argentina's outgoing president Mauricio Macri waves next to new president Alberto Fernandez (L) as new vice-president Cristina Fernandez de Kirchner stamps her signature during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

Argentina's new president Alberto Fernandez (L) and vice-president Cristina Fernandez de Kirchner pose during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

rgentina's new president Alberto Fernandez (L) receives the presidential baton from outgoing president Mauricio Macri during his inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Argentina's new president Alberto Fernandez (L) and vice-president Cristina Fernandez de Kirchner are pictured during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

Argentina's new president Alberto Fernandez smiles during his inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

Argentina's new president Alberto Fernandez waves during his inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Uruguay's former president (2010-2015) Jose Mujica (L) and his wife, Uruguay's Vice-President Lucia Topolansky, attend the inauguration ceremony of Argentina's new president Alberto Fernandez, at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Argentina's new president Alberto Fernandez (L) and vice-president Cristina Fernandez de Kirchner flash the victory sign during the inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)

Cuban President Miguel Diaz-Canel (L) and Uruguay's President-elect Luis Lacalle (R) greet other guests during the inauguration ceremony of Argentin's incoming president Alberto Fernandez at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Uruguay's President-elect Luis Lacalle attends the inauguration ceremony of Argentina's incoming president Alberto Fernandez at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Cuban President Miguel Diaz-Canel (R) and Uruguayan President Tabare Vazquez attend the inauguration ceremony of Argentina's incoming president Alberto Fernandez at the Congress in Buenos Aires on December 10, 2019. (Photo by Ronaldo SCHEMIDT / AFP)

Argentina's new President Alberto Fernandez (L) delivers a speech next to his vice-president, former president (2007-2015) Cristina Fernandez de Kirchner, during his inauguration ceremony at the Congress in Buenos Aires on December 10, 2019. (Photo by Alejandro PAGNI / AFP)