When Kim Nguyen, 28-year-old social worker, left his homeland of Australia in August of 2008, he thought of climate change as an abstract subject that was occasionally discussed on the evening news and something that politicians argued about. But Nguyen always sensed there was a bigger story out there.

When Matt Singer was 19 years old he decided he needed a break from college. He left Whitman College and moved home to Montana, working part time to support himself. He was doing fine until one day when he woke up with intense stomach pain and had to drive himself...

It was a warm spring evening on Milwaukee's north side and four-year-old Jasmine Owens was playing double dutch outside her family's home. As she enjoyed the simple pleasures of childhood, a stray bullet struck her in the head. She died on the scene. Days later, Carey Jenkins would stand over...