The United States took aim at drug trafficking on Tuesday as the Treasury Department imposed sanctions on leaders of one of Colombia's largest trafficking organizations and businesses in Mexico it said were owned by Sinaloa Cartel fentanyl smugglers.

The Treasury official said the department coordinates closely with the Mexican government on sanctions, including on action earlier this month that targeted a network it accused o

A series of new U.S. political sanctions on businesses in Mexico and citizens of Colombia allegedly tied to a "significant" flow of illicit drugs into the United States and human trafficking were announced Tuesday.

The United States imposed sanctions on Thursday on a network of five groups and one person for enabling payments between Russia and North Korea to support Moscow's war in Ukraine and Pyongyang's weapons programs,