UPDATE 2:57AM PDT -

Great summary by @paulbradshaw of how the news broke and a list of all search, maps and active links to information about the earthquake.

Looks like CNBC is on it. (I no longer acknowledge CNN as a credible news source, but you might find info on that site as well.

UPDATE 2:09AM PDT -

Chinese state media reports 4 Students Killed
Aftershocks so far: 6.0, 5.4, 5.2, 5.2, 4.9
Reports of school collapse

At 11:28PM PDT, a 7.8 magnitude earthquake hit Eastern Sichuan, China. I saw reports from people reporting a strong earthquake at 11:35pm PDT on Twitter, and a steady stream of reports has been flowing by since. (USGS info)

You can track chinaquake on Gtalk. Follow @inwalkedbud , @casperodj , and @turbotodd on Twitter for on-the-ground reports.

Other links of interest:

BBC: Twitter and the China Earthquake
First photos
WorldWide Help is LiveBlogging
Estimated population subjected to earthquake shaking
Google Map of Earthquake Region
Twitter search: Summize

Technorati Tags: china, twitter, chinaquake, sichuan, breaking news