The U.S. Coast Guard stopped and boarded a Panamanian-flagged tanker carrying Venezuelan oil late Friday or early Saturday, according to a U.S. official and two people inside Venezuela’s oil industry.

Just a day after the United States seized an oil tanker near Venezuela, another operation is underway. It would mark the third seizure in under two weeks.

Oil futures gained, focusing on stepped-up U.S. actions to enforce a blockade of oil tankers in and out of Venezuela.

U.S. forces on Saturday stopped a second merchant vessel off the coast of Venezuela in international waters, two American officials told The Associated Press. The tanker stopped voluntarily and allowed U.

Homeland Security Secretary Kristi Noem posts video of the U.S. Coast Guard apprehending an oil tanker off Venezuela on0.

The US has pursued a third oil tanker off the coast of Venezuela, intensifying a blockade that the Trump administration hopes will cut off a vital economic lifeline for the country and isolate the government of President Nicolás Maduro.

For the second time in less than two weeks, Department of Homeland Security Secretary Kristi Noem says, the U.S. has seized an oil tanker off Venezuela's coast.

The US is still in pursuit of a third oil tanker near Venezuela, according to a US official, as President Donald Trump intensifies an oil blockade on Nicolás Maduro’s government.