Ex-rebel holds slim lead in Colombia’s presidential runoff


              Caps featuring presidential candidate Rodolfo Hernandez are displayed for sale ahead of the country's presidential run-off, in Bucaramanga, Colombia, Saturday, June 18, 2022.  Polls show rival Gustavo Petro and Hernandez, both former mayors, practically tied since advancing to the June 19th runoff following the first-round election in which they beat four other candidates. (AP Photo/Ivan Valencia)
            
              Supporters of presidential candidate Gustavo Petro, with the Historical Pact coalition, display cuts off his face outside the polling station where he voted in a presidential runoff in Bogota, Colombia, Sunday, June 19, 2022. (AP Photo/Fernando Vergara)
            
              Gustavo Petro, presidential candidate with the Historical Pact coalition, waves as he leaves a polling station accompanied by his daughter Andrea after voting in a presidential runoff in Bogota, Colombia, Sunday, June 19, 2022. (AP Photo/Fernando Vergara)
            
              Voters line up at a polling station during a runoff presidential election in Bogota, Colombia, Sunday, June 19, 2022. (AP Photo/Jaime Saldarriaga)
            
              A nun chooses her candidate during a runoff presidential election in Bogota, Colombia, Sunday, June 19, 2022. (AP Photo/Jaime Saldarriaga)
            
              A voters marks his ballot during a presidential runoff election in Bucaramanga, Colombia, Sunday, June 19, 2022. (AP Photo/Ivan Valencia)
            
              Rodolfo Hernandez, presidential candidate with the Anti-corruption Governors League, shows his ballot before voting during a presidential runoff in Bucaramanga, Colombia, Sunday, June 19, 2022. (AP Photo/Ivan Valencia)
            
              FILES - This combination of photos shows Colombian presidential candidates: Gustavo Petro, left, on June 17, 2018; and Rodolfo Hernandez, on June 2, 2022, in Bogota, Colombia. Polls show Petro and Hernandez, both former mayors, practically tied since advancing to the June 19th presidential runoff following the first-round election in which they beat four other candidates. (AP Photos/Martin Mejia, Fernando Vergara, Files)