Some 22 kilograms of a powerful explosive were discovered in a ranch outside the Argentine city of Puerto Iguazu, on the border with Paraguay and Brazil, and the location of next week’s Southern Cone Common Market (Mercosur) summit. “Based on the facts we have gathered, we’ve dismissed any possibility of an attack being planned,” Capt. Pedro Atilio of the Misiones province police department told the Todo Noticias cable news channel late Tuesday. Full Story