WASHINGTON —

The U.S. military flew a pair of supersonic, heavy bombers up to the coast of Venezuela on Thursday, a little over a week after another group of American bombers made a similar journey as part of a training exercise to simulate an attack.

Related video above: President Trump intensifies military strikes on suspected drug cartels

The U.S. military has built up an unusually large force in the Caribbean Sea and the waters off of Venezuela, raising speculation that President Donald Trump could try to topple Venezuelan President Nicolás Maduro. Maduro faces charges of narcoterrorism in the U.S.

Adding to the speculation, the U.S. military since early September has been carrying out lethal strikes on vessels in the waters off Venezuela that Trump says are trafficking drugs .

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