When Colombia’s presidential campaign race started back in January, few expected that Rodolfo Hernandez would reach the final lap. But the septuagenarian real estate magnate-turned-politician has a chance of becoming the country’s next president if he wins the battle against competitor Gustavo Petro in Sunday’s runoff vote.When Colombia’s presidential campaign race started back in January, few expected that Rodolfo Hernandez would reach the final lap. But the septuagenarian real estate magnate-turned-politician has a chance of becoming the country’s next president if he wins the battle against competitor Gustavo Petro in Sunday’s runoff vote.