Russia is deploying “human waves” of North Korean soldiers, the U.S. said, and one soldier captured by Ukraine died of his injuries. Others died by suicide.

Russia launched a massive attack on Ukraine’s energy grid, leaving many in the country in the dark over the holiday. Retired Col. Jack Jacobs shares his thoughts about recent developments in Ukraine and a potential twist in North Korea’s involvement.

The North Korean losses amount to almost 10 percent of the country’s deployment to Russia, the Biden administration said.