(COMBO) This combination of file pictures created on May 2, 2024 shows Panama's presidential candidates (L to R) for the Otro Camino party Ricardo Lombana Ricardo Lombana talking during the first presidential debate in Panama City on April 17, 2024; for the Popular Party, Martin Torrijos, speaking during his campaign closing rally in Panama City on April 27, 2024; for the Cambio Democratico party Romulo Roux addressing supporters during a campaign closing rally in La Chorrera, Panama, on April 28, 2024; and for the Realizando Metas party, Jose Raul Mulino, gesturing during his campaign closing rally in Panama City on April 28, 2024. A renowned former president, a veteran politician with a strong character, an ex-rocker consul and a former Canal minister, all opponents and mainly from the center-right, are the four presidential candidates, out of eight, with options to win in Sunday's elections in Panama, according to polls. (Photo by MARTIN BERNETTI and ARNULFO FRANCO / AFP)