QUITO, Ecuador — The United States will designate two of Ecuador's most powerful gangs — Los Lobos and Los Choneros — as foreign terrorist organizations, Secretary of State Marco Rubio announced during a one day visit to the South American country on Thursday.

The move allows Washington to freeze assets, target associates and share intelligence with Ecuador for what Rubio described as "potentially lethal" operations. He pledged $13.5 million in security assistance and $6 million in drone technology to support Ecuador's fight against organized crime.

The Americas

Drug-fueled organized crime in Ecuador, reaches new levels

"These guys don't usually go down willingly," Rubio said, speaking of the two gangs, whom he referred to as "vicious animals." The new designation "opens up the apert

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