But first, birth control? John Fedele/Blend Images RM/Getty Images hide caption

A mural depicting peace in Ferguson was painted on the wall of a vacant building near the city's police department. David Goldman/AP hide caption

Sporadic dengue fever outbreaks in Florida in 2009 and 2010 spurred mosquito control efforts in Key West and Miami Beach, shown here. The same mosquito that carries dengue, Aedes aegypti, can transmit Zika. Joe Raedle/Getty Images hide caption

Jeb Bush holds a campaign town hall meeting at the Alpine Club on Monday in Manchester, N.H. Chip Somodevilla/Getty Images hide caption

Nancy Retzlaff, chief commercial officer for Turing Pharmaceuticals, was asked how much the drug Daraprim costs at the House Oversight and Government Reform Committee on Capitol Hill on Thursday. Brendan Smialowski/AFP/Getty Images hide caption

Which house does a better job keeping mosquitoes away? In this model set up by health workers to help prevent the spread of Zika, the one on the left appears to have less standing water, which is a magnet for mosquitoes. Rafael Fabres for NPR hide caption

Garrison Pennington (right, No. 42) tackles a player during Albany High School's 2014-2015 season — the last he would play. Courtesy of Ned Purdom hide caption

Trenches for designated burial sites can be seen on Hart Island. Courtesy of the Hart Island Project hide caption

The North Korea Information Center in Seoul, South Korea, holds a vast collection of publications, videos and everyday items from the North. Here, North Korea Woman magazine features the classic propaganda art often seen in North Korea. Elise Hu/NPR hide caption