After victories by Rodrigo Paz in Bolivia and José Kast in Chile, Gustavo Petro remains the main leader aligned with Lula in the region

Senator Ivan Cepeda is leading two right-wing rivals in the first round of an election dominated by security concerns.

Leftist senator Iván Cepeda, candidate of the ruling Pacto Histórico coalition, was leading on Sunday in the early bulletins of the count in the first round of Colombia's…