The sound of the earthquake in progress, recorded by Melissa Block
Rescuers try to free a boy from the collapsed Juyuan middle school. Click for slideshow.
The death toll in China has topped 8,500 today after a 7.8 magnitude earthquake struck in Sichuan province.
NPR correspondent Melissa Block was in the middle of an interview when the shaking started. She continued out into the street, rolling tape of the scene around her. It's scary, and it sounds it.
An early major report is here. The group is continuing to cover the story on its blog.