World

From the tiny Baltic nation of Estonia, some 30 nations are participating in mock cyberwar exercises. While the annual NATO-led exercise may be fiction, the threat emanating from Russia is very real.

The U.N. had initially estimated that 4 million Ukrainians would flee Russia's war — a number that was exceeded last month. Overall, more than 10 million people have been displaced by the conflict.

The stamps honor the Snake Island soldiers who answered a Russian calls to surrender with "Russian warship, go f*** yourself!" Ukraine's postal service had to limit purchases to six stamps apiece.

The British tournament becomes one of the first tennis events to suspend players from the two countries since Russia invaded Ukraine, and excludes several highly ranked players from competition.

Two-year-old Patron works with rescuers in the northern city of Chernihiv, where he sniffs out Russian bombs (in addition to warming laps, nipping sleeves and generally being a good boy).

A British judge on Wednesday formally approved the extradition of Julian Assange to the United States to face spying charges. The case will now go to Britain's interior minister for a decision.

A Japanese TV show now on Netflix, 'Old Enough!,' has sparked much debate about the wisdom of allowing very young kids to be very independent. Risky? Beneficial? Child development experts weigh in.

This "ethno-chaos" group brings sophisticated music and strong anti-Putin messages to their listeners at home and abroad, as "ambassadors of free Ukraine." They're currently on a U.S. tour.