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WASHINGTON (CBSMiami) – Secretary of State Rex Tillerson is saying that the U.S. is considering closing its embassy in Havana, Cuba.

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Tillerson says the mysterious acoustic attacks that have injured state department employees in Cuba are prompting the review.

It’s the strongest indication to date that the U.S. is considering a major diplomatic response to the attacks.

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The move could potentially jeopardize the restart of relations between the Untied States and Cuba.

President Trump has already imposed new travel and business restrictions on the country.

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This came after President Obama restored diplomatic relations between the two countries.