In the aftermath of Hurricane Michael last year, a woman tries to recover belongings from the place where her house once stood in Mexico Beach, Florida. Hector Retamal/AFP/Getty Images hide caption

Liz O'Sullivan says she struggled for months as she learned more about the military project her in which her employer, Clarifai, was participating. Jasmine Garsd/NPR hide caption

The CIA had a booth at the recent Awesome Con gathering for movie and comic book superheroes in Washington. It's one quirky example of the way the spy agency is reaching out to a broader potential pool of recruits. Greg Myre/NPR hide caption

Researchers at Johns Hopkins University have launched a free online gun violence prevention course. Elizabeth Fernandez/Getty Images hide caption

Manisha Jaisi, 16, poses at the shed outside her house where she sleeps when she has her period. Jaisi got her period two months after her neighbor, Dambara Upadhyay, died of unknown causes while sleeping in a similar shed in 2016. Jaisi says she never goes without her phone in the shed because she's scared after Upadhyay's death. Sajana Shrestha for NPR hide caption

This fishing line, barely visible between Manhattan buildings, is an eruv, used by observant Jews to create a symbolic domestic perimeter for the Sabbath. William W. Ward/Creative Commons hide caption