Scott Neuman

NPR has learned that four Russian attack aircraft have landed in Syria as part of an effort by Moscow to support the regime of Bashar al-Assad against Islamic State militants.

Pentagon Correspondent Tom Bowman says the Sukhoi jets, known by the NATO designation "Flanker" have been deployed at a forward operating base at Latakia, on the Mediterranean coast, along with four attack helicopters and four transport planes. Moscow plans to dispatch more aircraft, Tom says.

Updated at 10:40 a.m. ET

Taliban militiamen attacked an air force base in northwest Pakistan, killing at least 29 people, including more than a dozen attending Friday prayers at a mosque inside the military compound, but there are reports that the death toll could be higher.

More than 20 students missed a day of classes in rural Virginia after they were suspended for violating their high school's dress code that bans wearing Confederate flag emblems.

Updated at 2:30 p.m. ET

This tweet from American Airlines:

Our original post is here:

American Airlines flights have been temporarily grounded across the country because of an apparent glitch in one of the carrier's computer systems.

CNBC first reported the delays.

Numerous customers tweeted complaints about delays and the airline responded:

Updated at 4 p.m. ET

Army Sgt. Robert "Bowe" Bergdahl appears Thursday before a military hearing at Fort Sam Houston, Texas, to determine whether he will face a full court-martial for allegedly deserting his post in Afghanistan. The soldier was captured by Taliban militiamen and held for five years before being released last year in a prisoner swap arranged by the White House.

The Archbishop of Canterbury has called for a meeting of Anglican leaders early next year to discuss the future of the faith amid a growing split with its African churches over female priests and same-sex relationships.

In a letter to church leaders, Justin Welby also said that it is time to abandon that notion that Anglicans across the world share precisely the same vision.

Updated at 5:20 p.m. ET

With Hungary sealing its southern border with Serbia, thousands of migrants are turning west instead, pouring into Croatia, making the Balkan nation the latest intermediate stop for a surge of humanity trying to reach the European Union.

By Thursday morning, Croatian police said more than 6,000 people — mainly refugees fleeing the fighting in Syria — had entered that country since the first of them began arriving a day earlier.

Ringo Starr seems to be on a bit of a cleaning binge.

And that can be a chore when you own an estate in London, one in Beverly Hills and another in Monaco.

Updated at 3:35 p.m. ET

Mount Aso — a volcano on Japan's southern main island of Kyushu — has erupted, spewing black smoke and ash more than a mile into the air, the Japanese Meteorological Agency says.

So far, there have been no reports of injuries or damage, but ash fell as far as 2.5 miles from the crater.

Mount Aso, which stands 5,222 feet high, is the country's largest active volcano.

Taliban militiamen have stormed a prison in Afghanistan, freeing more than 350 inmates, nearly half of whom have been deemed especially dangerous. Four policemen were killed in the assault in the country's eastern Ghazni province.

The BBC quotes Ghazni's deputy governor, Mohammad Ali Ahmadi, as saying that one of the militants blew himself up to breach the prison gates, allowing the others to get in and force open cells.

Updated at 11:45 a.m. ET

Here are the latest developments in the ongoing migrant crisis in Europe:

-- Lauren Frayer, reporting for NPR from Hungary's southern border with Serbia, says: "Hundreds of Hungarian police and soldiers have just moved in to make a human chain along the border. Trucks have moved in, Humvees, and they are quickly unfurling a chain-linked fence topped with barbed wire to seal off this border."

Updated at 3:20 p.m. ET

Kim Davis, the county clerk in Kentucky who was jailed for refusing to issue marriage licenses to same-sex couples, is back to work today — saying she will neither authorize such licenses nor stand in the way of her deputies if they wish to do so.

And, the first couple to apply for a license at the county clerk's office Monday — Shannon Wampler and Carmen Collins — walked out the door with one.

Texas Rep. Michael McCaul, the chairman of the House Homeland Security Committee, says he's "concerned" about security for Pope Francis' visit to the U.S. next week after Washington "disrupted" one threat and continues to monitor others.

Asked about the pope's upcoming visit, McCaul, appearing on ABC's This Week, said: "I'm concerned. I was briefed by the Secret Service in a classified setting. The pope is a very — I'm Catholic, by the way — he is a very passionate man. He likes to get out with the people. And with that comes a large security risk."

Boxing champion Floyd Mayweather Jr. has fought his 49th and, he insists, final bout, remaining undefeated at age 38.

Mayweather easily outboxed Andre Berto, winning their welterweight match in a unanimous decision Saturday night at the MGM Grand Garden Arena.

"My career is over. It's official," said Mayweather, who spent 17 years of his 19-year career as a world champion, according to ESPN.

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