NPR Staff

When the starting gun sounds at Mount Tabor High School track meets, senior Kayla Montgomery from Winston-Salem, N.C., takes off.

The 18-year-old runner sets records, wins state titles, and next week, she's headed to nationals in New York.

But when Montgomery runs, her legs go totally numb. She has multiple sclerosis, a disease that causes nerve damage and interference in communication between her brain, spinal cord and legs.

Toga parties and keg stands have become stereotypes of college fraternities. But Ali Mahmoud had something else in mind when he founded Alpha Lambda Mu, the first social Muslim fraternity in the country.

"I realized that there was this void for Muslims on campus," says Mahmoud, a junior at the University of Texas at Dallas.

For the Affordable Care Act to be considered a success years down the road, Ezekiel Emanuel believes that all Americans must have access to health coverage, and it must be better quality and lower cost. "And I think it's well within our grasp," he says.

Aaron didn't intend to tell his classmates that he was homeless. But when he recorded his own story with StoryCorpsU — a project designed to help kids in high-needs schools build stronger relationships with their teachers — he says, it just came out.

"I felt ... like a big load was let off," Aaron explains. (NPR has withheld Aaron's last name, at the request of his foster care agency, to protect his privacy.) "I don't know what made me say it, but I'm like, 'Let me just be honest and just get it out.' "

This is part of an All Things Considered series that imagines a counterfactual history of World War I.

World War I began 100 years ago this summer. It's a centennial that goes beyond mere remembrance; the consequences of that conflict are making headlines to this day.

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