Abelardo de la Espriella, the apparent winner of the presidential election, has vowed to expand oil, gas and mining production, alarming activists in the world’s deadliest country for environmental defenders.By Katie SurmaRight-wing businessman Abelardo de la Espriella holds a razor-thin lead in Colombia’s preliminary presidential vote count, positioning the Donald Trump ally to clear the way for expanded fossil fuel extraction, including controversial fracking projects.