Norway mediation effort in Venezuela slows

Venezuelan leader Juan Guaidó said Friday that the opposition's demand for presidential elections is not negotiable, slowing mediation efforts by Norway aimed at resolving Venezuela's political crisis."A new meeting isn't planned at the moment, until we can get what we've proposed on the agenda," said Guaidó at a rally in the central city of Valencia.Guaidó's comment shows how hard it will be to negotiate a peaceful solution to the crisis in Venezuela, which has endured econ