NPR News

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The Demographics Unit was trying to root out terrorist threats, but never produced a usable lead. Kelly McEvers talks to journalist Matt Apuzzo, who won a Pulitzer Prize for his reporting on the unit.
The National Hockey League playoffs start Wednesday night, and the National Basketball Association playoffs begin Saturday. We run down the post-season picture for both sports.
Several Ukrainian tanks are on the move in some eastern cities, according to reports Wednesday morning. Some of the armored personnel carriers are flying Russian flags.
Si Jia got depressed after her only companion moved to another zoo. The staff at the Yunnan Safari Park in southwest China built her a swing and parallel bars. She may get a real friend soon.
Police near London received a troubling call, and all the dispatcher could hear was heavy breathing. Cops found the caller running through a yard. It was a dog with a wireless phone in its mouth.
Amid controversy over the Heartbleed security bug, the White House clarified how U.S. intelligence agencies must handle such bugs. Bloomberg Businessweek cybersecurity reporter Michael Riley explains.