The Trump administration has suggested buying a prescription drug is like buying a car — with plenty of room to negotiate down from the sticker price. But drug pricing analysts say the analogy doesn't work. tomeng/Getty Images hide caption

CLASS Telescope Kathy Hudson/Hudson Works hide caption

An Amazon warehouse in Leipzig, Germany. The European Union's antitrust arm will evaluate the company's role as both a retailer and a marketplace for other retailers. Jens Schlueter/Getty Images hide caption

Leah Esguerra (right), who is credited with being the first social worker installed directly at a public library, strolls through the fifth floor of the San Francisco Public Library's main branch, joined by the library's health and safety associates (from left to right) Sidney Grindstaff, Jennifer Keys and Cary Latham. Jason Doiy/Courtesy of the San Francisco Public Library hide caption

A razor wire fence surrounds the Adelanto immigration detention center, in Adelanto, Calif., April 13, 2017. Lucy Nicholson/Reuters hide caption

Migrants line up at the Paso del Norte International Bridge in Ciudad Juarez, Mexico, waiting to cross the border and request asylum in January. Thousands of asylum-seekers are waiting in Mexican border cities like Juarez right now, hoping for their turn to legally cross the border and make their case in court. Herika Martinez/AFP/Getty Images hide caption

In the summer of 1927, Langston Hughes and Zora Neale Hurston drove together from Alabama to New York. Just outside Savannah, Ga., they gave a ride to a young person running away from a chain gang. An essay Hughes wrote about that encounter has recently resurfaced: Read it here. Jack Delano/Library of Congress hide caption