Camila Domonoske

Wal-Mart is launching a new mobile pay system, allowing customers to use their smartphones to pay for purchases with credit, debit, prepaid or gift cards.

The service will be available in select stores this month, and across the country next year, the retail giant says.

Volkswagen's emissions cheating scandal was the result of a "chain of errors," Chairman Hans Dieter Pötsch said Thursday, admitting that the fault extends to the company as a whole, rather than a handful of rogue engineers.

Chicago Mayor Rahm Emanuel has apologized for the death of Laquan McDonald, the black 17-year-old shot 16 times by a Chicago police officer in 2014.

"That happened on my watch," Emanuel said in an emotional address to a special meeting of the Chicago City Council on Wednesday, NPR's David Schaper reports.

"I'm sorry," the mayor said, promising "complete and total reform of the system."

In 2014, the Wu-Tang Clan turned a double album into lost treasure.

Once Upon A Time In Shaolin was heard, in its 31-track entirety, only by Wu-Tang Clan leader RZA and producer Cilvaringz.

They vowed to sell just a single copy — with a seven-digit price tag. They destroyed all duplicates and placed the only extant version in a hand-carved silver and nickel box, along with a 174-page leather-bound book of lyrics, anecdotes and credits.

Texas and the federal government have taken their power struggle over Syrian refugees to federal court.

In a suit filed Wednesday, the state says it wasn't adequately consulted over refugee placement and asked the court system to immediately block the resettlement of any Syrian refugees in Texas.

The federal government responded Friday, saying it had communicated with the state as required and that Texas' request would prolong the suffering of families with small children for no legitimate reason.

Speaking one day after at least 14 people died in a mass shooting in San Bernardino, Calif., President Obama said the investigation into the attack is now in the hands of the FBI — and warned that it may take some time to find answers.

Obama began his remarks from the Oval Office by noting that at this stage in the investigation, the two shooters' motivations are not known.

After a mass shooting, a police chase and a shootout, a violent day in San Bernardino, Calif., ended in the death of two suspects, authorities say.

Syed Farook, 28, and Tashfeen Malik, 27, were responsible for the Wednesday morning attack that killed at least 14 people and injured 21, according to San Bernardino Police Chief Jarrod Burguan. After initial concerns that there could have been a third shooter, police are now confident there were only two.

Cameroon's military says it has killed more than 100 members of Boko Haram and freed more than 900 people who had been held hostage by the militant Islamists.

The news, which is difficult to independently verify, came in a statement from Cameroon's defense minister, Joseph Beti Assomo.

"The statement says during the sweep last week, from Nov. 26 to 28, Cameroonian troops also ... recovered a large stock of weaponry and black and white Islamic State flags," NPR's Ofeibea Quist-Arcton tells our Newscast unit. "Few details were forthcoming about those reportedly freed."

In January 1945, in a German POW camp, a U.S. soldier named Roddie Edmonds defied the threat of death to protect the Jewish troops under his command.

Seventy years later, he's being recognized for his valor.

It's the first time a U.S. soldier has been named Righteous Among the Nations, an honor from Israel's Holocaust remembrance and research center reserved for non-Jews who risked their lives to save Jews during the Holocaust.

Top Russian military officials have accused Turkish President Recep Tayyip Erdogan of personally profiting from illegal oil trade with Islamist militants in Syria.

NPR's Corey Flintoff reports from Moscow that at a news conference, Russian military officials offered what they called evidence of oil smuggled to Turkey from ISIS-controlled fields in Syria. "They presented aerial photographs and satellite images that they say show long lines of tanker trucks carrying the oil to depots and refineries in Turkey," Corey says.

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