Freight trains roll through the Chicago suburb of Barrington, Ill., every day, many pulling older tank cars known as DOT-111s. They're known as the "soda can" of rail cars, says village President Karen Darch, because their shells are so thin.
Many of the DOT-111s are full of heavy Canadian tar sands crude oil. Some carry ethanol. And more and more of them are loaded with light Bakken crude oil from North Dakota.
News of the critical security bug Heartbleed sent people scurrying to change their online passwords last week. Days later came a report from Bloomberg News that the National Security Agency knew about the bug for at least two years, but the NSA denied having knowledge of the Heartbleed bug or exploiting it for their own spying purposes.
The American shad lives most of its life at sea except for a few weeks in early spring, when it swims upstream into rivers to spawn. That's precisely what fishermen in New Jersey, New York and Pennsylvania have been waiting for.
As NPR's Joel Rose reports, the shad's annual return to the Delaware River is a springtime tradition that goes back centuries.
The dangerous practice of mixing benzodiazepines and opiates doesn't just lie with people like Sayra Small, who was abusing heroin. New research suggests that part of the problem may lie with primary care doctors who are prescribing a mix of benzos for anxiety and opioids for pain.
Those are the findings of Dr. Sean Mackey. He joins us now. He is the chief of pain medicine at Stanford School of Medicine. Welcome to the program.
This is ALL THINGS CONSIDERED from NPR News. I'm Audie Cornish.
Alabama consistently ranks near the bottom in most social measures. And as a result, college graduates tend to flee the state for better opportunities elsewhere. Now, a college professor is trying to stop the migration. Stephen Black's inspiration is his grandfather, the late Supreme Court Justice Hugo Black. NPR's Debbie Elliott has this profile.
DEBBIE ELLIOTT, BYLINE: Stephen Black sits at his grandfather's old desk, rifling through the drawers.