Two U.S. officials confirmed to CBS News that the Coast Guard, supported by the Navy, were the process of seizing the Olina oil tanker.

Travelers should “not travel” to Russia and U.S. citizens already there are urged to leave immediately because the U.S. government can provide little support to Americans wrongly detained for any reason.

U.S. forces seized Venezuelan President Nicolás Maduro from his bedroom in Caracas, plunging the country into turmoil on Saturday, leaving unanswered questions about the U.S.'s next move.

The U.S. carried out operations Wednesday to seize two Venezuela-linked tankers, and Secretary of State Marco Rubio said the U.S. has "tremendous leverage" over the country.

A U.S. pressure campaign has been building for years, through a series of indictments, sanctions and, recently, military actions.

U.S. Federal Reserve Chair Jerome Powell said on Sunday the Trump administration had threatened him with a criminal indictment and served grand jury subpoenas over ​Congressional testimony he gave last summer regarding a Fed building renovation project,

A fifth oil tanker linked to Venezuela was interdicted by U.S. forces in the Caribbean, U.S. Southern Command confirmed on Friday. Two U.S. officials confirmed to CBS News that the Coast Guard, supported by the Navy, was in the process of seizing the Olina oil tanker.