U.S. intelligence chiefs on Tuesday branded Russia's Vladimir Putin an "angry," isolated leader craving global clout, frustrated about how his Ukraine invasion has not gone to plan and lobbing provocative nuclear threats at the West.

The long-standing president in Moscow has been "stewing in a combustible combination of grievance and ambition for

Russian state-run Sputnik Radio will take over the broadcasting frequency of Ekho Moskvy, the iconic liberal radio station that was banned last week over its coverage of the war in Ukraine.

Margarita Simonyan, editor-in-chief of Sputnik’s parent company RT, made the announcement in a Telegram post Tuesday.

"The historical injustice that the most

The Chernobyl nuclear power plant is no longer transmitting data to the UN's atomic watchdog, the agency said Tuesday, as it voiced concern for staff working under Russian guard at the Ukrainian facility.

On Feb. 24, Russia invaded Ukraine and seized the defunct Chernobyl plant, site of a 1986 disaster that killed hundreds and spread radioactive

A six-year-old girl has died from dehydration under the rubble of her destroyed home in the besieged Ukrainian city of Mariupol, the city council said Tuesday.

Mariupol is surrounded by Russian forces, who have bombarded the port city despite promises of a ceasefire to allow civilians to be evacuated.

It is not known how long the girl, named only as