AP 2011-03-31（在线收听）

1. Japanese officials said there is no threat to public health from the traces of plutonium that were found in the soil outside the crippled nuclear reactor. The reactor has been leaking radiation for over two weeks.

2. President Barack Obama has a strong endorsement for his actions in Libya. Republican Congressman Duncan Hunter writes in his San Diego Union-Tribune that Obama could have watched a humanitarian crisis unfold, but instead the president stood with the international community to save lives.

3. A Texas college student from Saudi Arabia, accused of buying chemicals and equipment to build a weapon of mass destruction, has pleaded not guilty. If convicted, Khalid Ali-M Aldawsari faces up to life in prison.

4. And Barry Bond's former mistress has testified the slugger blamed a 1999 elbow injury on steroid use. Kimberly Bell also talked about physical and behavioral changes she said Tom experienced during their nine-year relationship.