Charles Maynes

The announcement of Hubbard's release came as talks got underway between Putin and White House envoy Steve Witkoff in Saint Petersburg focused on the latest U.S. efforts to end the war in Ukraine.

The World Health Organization says it wants more information on what caused the death of an employee at a Russian plague research lab. Russia says the woman died of pneumonia of unknown origin.

There are more questions than answers regarding the death of a plague research lab employee last week in Siberia. Here's what we do and don't know.

The International Olympic Committee decision effectively overturns a decade-long ban on Russian athletes from international sport imposed due to a state-sponsored doping scandal and Russia's full-scale invasion of Ukraine.

The country is the first Central Asian nation to qualify for the World Cup, and Uzbek fans have reveled in showcasing their country and culture. The country's president calls the team a symbol of the "new Uzbekistan."

Ukraine launched a wave of drone attacks on Russia early Thursday — one of the largest attacks on Russia's capital since the Kremlin ordered the invasion of Ukraine more than four years ago.

Ukraine carried out massive drone strikes on Moscow Thursday, in what appears to be its largest attack on Russia yet.

At "Russian Davos," Putin ruled out meeting with Zelenskyy and promoted a new world economic order.

Russia launched its full-scale invasion of Ukraine four years ago, and the fighting continues. Here's a look at where the war stands today.

Experts warn that the expiration of a long-standing nuclear arms control treaty between the two superpowers could mark the start of a new nuclear rivalry.