Argentina's main political force for decades, the ruling Peronists only months ago looked down and out.
It has a new front-man, Sergio Massa, who is in a tight race to win Sunday's presidential election run-off with anti-establishment outsider Javier Milei.
"If Massa wins, he will build a different leadership.
PERONISM: LEFT OR RIGHT?
"If Massa wins, he will have to betray CFK (Kirchner): in Peronism there is no room for two commanders," said political analyst Andres Malamud.
Persons:
Sergio Massa, Agustin Marcarian, Long, Juan Peron, Evita, Javier Milei, Cristina Fernandez de Kirchner, Kirchner, Alberto Fernandez, Massa, Santiago Cafiero, Fernandez, he's, Milei, Ignacio Avalos, Julia Saggini, CFK, Andres Malamud, Nicolas Misculin, Candelaria Grimberg, Lucila Sigal, Adam Jourdan, Rosalba O'Brien
Organizations:
CGT, of Labor, REUTERS, Voters, Peronist, Economy, Argentine, Reuters, Massa, Thomson
Locations:
Buenos Aires, BUENOS AIRES, Bolivia, Cuba, United States, Peronism