What We're Following This Afternoon

Walmart to close 269 stores: One hundred and fifty-four of them will be in the U.S., the company said. The stores account for a fraction of Walmart’s 11,600 stores worldwide and less than 1 percent of its revenue, the company added.

French drug trial turns awry: One person is brain dead and five others hospitalized in France after participating in a drug trial for an oral medication in Rennes, Marisol Touraine, the health minister, said. She did not specify what the medication was, but French media reported the trial was for a painkiller containing cannabis.

Refugees and migrants in Europe: At least four died today while making the crossing from Turkey to the nearby Greek Aegean islands. Separately, opinion in Germany, which accepted more than 1 million asylum-seekers last year, seems to be shifting: 66 percent of respondents in a new poll said Germany can’t handle the influx, up from 46 percent last month. Still, 66 percent of respondents said the attacks in Cologne hadn’t changed their views of migrants; a third said it had.

Our headlines from the morning are here.