Emergency responders rushed to the Ukrainian city of Kharkiv after Russian forces launched the year’s most intense wave of missile attacks on Ukraine early on Tuesday (January 13), killing four people and injuring several others.

Iran's Supreme Leader Ali Khamenei issues warning to U.S. in Russian on social media, signaling Tehran's growing alignment with Moscow amid nationwide protests.

Russia’s Ministry of Foreign Affairs said Friday that President Trump has agreed to release two Russian crew members on an oil tanker the U.S. Coast Guard seized in the North Atlantic earlier this

Ukraine struck three Russian oil rigs operating in the Caspian Sea on Sunday following Moscow’s large-scale bombardment over the weekend that left thousands without heat or power in Kyiv.

After a weekslong chase across the Atlantic, the U.S. took over the Bella 1 in an operation that defied Russian warnings.

The strike comes a day after Russia bombarded Ukraine with hundreds of drones and dozens of missiles, including a powerful new hypersonic missile that hit western Ukraine.

The U.S. seized the Russian-flagged Marinera oil tanker -- formerly known as the Bella-1 -- which has been linked to Venezuela and was transiting the North Atlantic, according to three sources familiar with the operation. And it also seized another tanker, according to Homeland Security Secretary Kristi Noem.

Trump reportedly approved a bipartisan Russia sanctions bill imposing 500% tariffs on countries buying Russian oil after Lindsey Graham announced a pivotal Ukraine policy shift.

Two more Russian athletes were approved by the International Olympic Committee to compete at the Milan Cortina Winter Games next month with neutral status. The total is now five athletes with Russian passports and one from Belarus confirmed by the IOC as eligible for the Olympics that open Feb.

The White House said the crew on the Marinera, which had been re-flagged as a Russian vessel, "will be brought to the United States for such prosecution if necessary."

The Games will be missing one of the sport's top countries. Here's what the group could have looked like had it been competing.