AP 2010-02-28（在线收听）

1. An aide to Dick Cheney says tests on the former vice president show he suffered a mild heart attack. The 69-year-old was admitted to a Washington hospital Monday after experiencing chest pains. Cheney has a history of heart problems.

2. Toyota's top US official says the company's massive recalls may not totally solve the company's problems with unintended acceleration of some of its most popular cars and trucks. Testifying before a House committee, Jim Lentz says the company is still investigating the issue.

3. A New Jersey judge has sentenced former NBA star Jason Williams to five years in prison for fatally shooting a hired limo driver in 2002. Williams will be eligible for parole in 18 months.

4. She's among the most famous teenage moms in America. And now, she's going to make her acting debut. Sarah Palin's 19-year-old daughter Bristol is set to appear on an episode of the ABC's family series, the Secret Life of the American Teenager. She'll play herself in the episode which deals with the consequences of teen pregnancy.