Venezuela accused neighboring Colombia of planning a bombing campaign or a "military invasion" amid heightened tensions.
The U.S. will begin to drawing down operations, but American specialists will continue to help Argentina with analysis.
The continuing search is being conducted against fading hopes that the crew of the sub may have survived an apparent explosio...
The U.S. Navy said a "hydro-acoustic anomaly" was produced just hours after contact with the sub was lost on Nov. 15.
The submarine, with 44 sailors on board, was last heard from on Wednesday, 268 miles off the Argentine coast.
Argentina's defense ministry said it detected seven satellite signals that may be an attempt by the submarine to resume conta...
The U.S. military is looking at contingency plans for Venezuela that could be acted upon with regional partners.
President Trump has said that he would not rule out a "military option" in response to the crisis in Venezuela.
The White House has rejected a request by Venezuela's president, Nicolas Maduro, to speak to President Trump.
The president's national security adviser said the U.S. wants to resolve the situation "short of what would be a very costly...