Homer Bell's family: sister Laura Bell (from left), sister Regina Bell, mother Rosalind Scott and stepfather Jack Wilcox. Jeff Cohen/WNPR hide caption

itoggle caption Jeff Cohen/WNPR

Homicide remains a leading cause of death for young people, even as rates drop. In Chicago, a teenage boy grieves next to a memorial where Ashley Hardmon, 19, was shot and killed on July 2. Gunmen fired while she was chatting with friends. Scott Olson/Getty Images hide caption

itoggle caption Scott Olson/Getty Images

Man, you are going to get wasted. The words drinkers choose to describe their behavior may say a lot about the risks they face. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Older men may have guns in the home that can pose a risk when people are depressed or not thinking clearly. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Anne Jones, 62, and Robin Jones, 73, at their home in Menlo Park, Calif. He took a test that revealed proteins typical of Alzheimer's disease. Ramin Rahimian for NPR hide caption

itoggle caption Ramin Rahimian for NPR

The Greenes say they take it a day at a time and relish the many long-term memories they've shared for nearly 60 years. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR