Secretary of State Marco Rubio has pledged that the U.S. wouldn't take military action against drug traffickers in Latin American countries without the approval of its allies.

United States Secretary of State Marco Rubio arrives in Colombia on Sept. 8, the first stop on a Latin American tour designed to bolster pro-U.S. leaders and cement influence over…

El secretario de Estados de Estados Unidos, Marco Rubio, comienza su gira por América del Sur. Su primera parada será Colombia, y continuará por Ecuador y Perú. Está previsto que…