AP 2009-12-14（在线收听）

1. The Environmental Protection Agency has taken a major step toward regulating greenhouse gases, saying they are "threat" to the public health. The news comes as the UN's biggest climate change conference is underway in Denmark. Organizers say this may be their last chance to protect the world from global warming.

 2. The chairman of the Joint Chiefs of Staff says the insurgency in Afghanistan has grown in the past three years. Admiral Mike Mullen says sending 3,000 more US troops is an attempt to slow that momentum. Mullen spoke to about 1,000 Marines at Camp Lejeune.

 3. The largest street protests in months have been seen on the streets of the Iranian capital today. Security forces and militiamen clashed with thousands of protesters outside Tehran University.

 4. And the AP got a close look at the Enterprise - Virgin Galactic founder Richard Branson's newest passenger spaceship. It's one of a plan to build five commercial spaceships and launch vehicles for the price tag of more than 400 million dollars.