Experienced caver Mark Dickey, 40, suddenly became ill during an expedition with a handful of others, including three other Americans, in the Morca cave in southern Turkey's Taurus Mountains.

In talks in Sochi, Russia, President Vladimir Putin rejected efforts by Turkish President Recep Tayyip Erdogan to revive a United Nations-backed deal to allow the safe passage of grain from Ukraine.

The multistory, below-ground structures in Diyarbakir — ID'ed by using ground-penetrating radar — may have sheltered some 10,000 people during wartime many centuries ago, archaeologists believe.

The Feb. 6 earthquake and its aftershocks left nearly 3 million displaced and in need of shelter. In the hard-hit city of Adiyaman, families wait for promises of new homes to be fulfilled.

Russian President Vladimir Putin says a part of the agreement that would have eased similar exports from his country has not been satisfied.

NATO's expansion is the exact opposite of what Russia wanted, says Secretary-General Jens Stoltenberg. He spoke to NPR about its NATO's newest members, and when Ukraine might join them.

NATO Secretary-General Jens Stoltenberg says Turkey's leader has agreed to have Turkish parliament vote on Sweden's bid to join the defense alliance.

President Biden is in Europe this week. He first talked climate change with King Charles. Then he's meeting NATO leaders in Vilnius, Lithuania to talk about the war in Ukraine.

Catch up on key developments and the latest in-depth coverage of Russia's invasion of Ukraine.

Russians who fled to Turkey after their country invaded Ukraine worry that Russian President Vladimir Putin may increase repressive measures that will affect their loved ones back home.

Georgia Gov. Brian Kemp is making his third overseas trip since he was reelected. The Republican is leaving Tuesday for a weekslong trip to the nation of Georgia and then France to aid aerospace recruitment at the Paris Air Show. Kemp's administration says he will be the first American governor to visit the nation of Georgia.

Voters in Turkey returned to the polls Sunday to decide whether the country's longtime leader stretches his increasingly authoritarian rule into a third decade or is unseated by a challenger.

After an inconclusive round one, Sunday's vote should decide whether citizens still want President Recep Tayyip Erdogan in charge for another five-year term, and he could have an edge to win.

An agreement allowing Ukrainian grain to ship through the Black Sea has been extended for two months just a day before its expiration — overcoming Russia's threats to pull out of the deal.

Neither longtime Turkish leader Recep Tayyip Erdogan nor his main challenger Kemal Kilicdaroglu were able to win more than 50% of the vote. That means Turkey is heading for a runoff on May 28.