The mumps virus is on the loose. Cases are popping up in Arkansas, Iowa and Illinois. Alissa Eckert/CDC hide caption

The Snow Angels, Ice Skating, Cookie Dough & Snuggles cocktail is served in a Santa Claus mug at Miracle on Seventh Street, a pop-up holiday cocktail bar in Washington, D.C. The cocktail contains butter-washed vodka, coffee liqueur, creme de cacao, hazelnut liqueur, half-and-half and salt. It's served with a little ball of egg-free cookie dough as garnish. Becky Harlan/NPR hide caption

New York City has issued roughly 900,000 ID cards since last year. Office of the Mayor of New York City hide caption

John Evard, 70, at the Las Vegas Recovery Center last July. Evard, a retired tax attorney, checked into a rehabilitation program to help him quit the prescribed opioids that had left him depressed, groggy and dependent on the drugs. Heidi de Marco/Kaiser Health News hide caption

Lawyers for the family of Nie Shubin, who was executed by firing squad in 1995 for rape and murder, leave court in December 2014. China's Supreme Court exonerated Nie on Dec. 2, following years of effort by his family to clear his name. Fred Dufour/AFP/Getty Images hide caption

William Evanina, the head of U.S. counterintelligence, estimates that more than 100 Russian spies are currently operating on U.S. soil. Courtesy of the Office of the Director of National Intelligence hide caption

The Opening Day 45 website advertised an event honoring Donald Trump and listed his sons, Donald Trump Jr. and Eric Trump, as honorary co-chairmen. The site was later changed to say "Coming Soon." openingday45.com/Screenshot by NPR hide caption

Kadhja Bonet grew up playing classical music, but she always felt the need to experiment with other genres. "I much preferred the gypsy folk music that I would try to incorporate into my training, or klezmer — things like that," she says. Sinziana Velicescu/Courtesy of the artist hide caption