Recent U.S. sanctions against Venezuela's PDVSA have started to ensnare its U.S. unit, Citgo Petroleum.
The White House said in a statement that it could not "stand by as Venezuela crumbles" under Nicolas Maduro's regime.
Venezuela's subsidized electricity is allowing desperate users to mine bitcoin to afford basic necessities, the Atlantic reports.
President Donald Trump on Friday said he would not rule out a "military option" in Venezuela.
A full-fledged civil war could be looming for Venezuela as military support for dictator Nicolas Maduro wanes.
Venezuela appears to be sliding toward a more volatile stage of unrest after anti-government forces looted weapons during a weekend raid on a base.
Nicolas Maduro is building his brand of populism by celebrating each time the U.S. punishes officials for abuses, ProPublica reports.
Venezuelan authorities said 8 million voted to create an assembly endowing President Maduro's ruling socialist party with unlimited powers.
President Donald Trump's administration is considering imposing some U.S. sanctions on Venezuela's vital oil sector, U.S. officials said.
Deadly protests rocked Venezuela on Sunday as voters broadly boycotted an election for a constitutional super-body.
Venezuela is teetering on the brink of a major meltdown, and a key vote on Sunday could send the country over the edge.
The U.S. is considering financial sanctions on Venezuela that would halt dollar payments for the country's oil, according to sources.
On Thursday, Venezuelan troops fired what appeared to be rubber bullets at protesters attacking the perimeter of an airbase and a demonstrator was killed.
Venezuela's National Assembly leader threatened a later government may refuse to pay $2.8 billion in bonds that Goldman recently purchased.
The country's ability to keep making payments may be "in doubt," but its willingness is "strong," says one analyst.
Anti-Maduro protesters in the Latin American country are making their own gear as they battle in the streets of Caracas and elsewhere.
The country's economy may have started the year on a much-worse note than the country's legislature has stated.
Nicolas Maduro may have gone too far, and now even allies are turning against him.
On the black market, a U.S. dollar can fetch around 3,000 Venezuelan bolivars.
The extended slump in oil prices has turned the OPEC nation's once-prosperous oil-boom economy into a mirror of the latter day Soviet Union.