Abelardo de la Espriella and Iván Cepeda will face off in the Colombian presidential runoff following a contested first round.Former US President Donald Trump endorsed the candidate Abelardo de la Espriella, leading to heated accusations of interventionism.Current President Gustavo Petro urged citizens to maintain electoral independence after the public backing from the US figure.Campaigns are now focused on the June 21 election, which serves as a major indicator of future diplomatic relations with the US.