PALM BEACH, Fla. (AP) — The United States will slash assistance to Colombia and enact tariffs on its exports because the country's leader, Gustavo Petro , “does nothing to stop” drug production, President Donald Trump said Sunday, escalating the friction between Washington and one of its closest allies in Latin America.

In a social media post, Trump referred to Petro as “an illegal drug leader” who is “low rated and very unpopular.” The Republican president warned that Petro “better close up” drug operations “or the United States will close them up for him, and it won’t be done nicely.”

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