Los Angeles Earthquake Video

** Complete details about the Southern California earthquake here. Photos of the quake and related news are here. **

A strong earthquake shook Southern California on Tuesday, causing buildings to sway and triggering some precautionary evacuations.

The quake, which was downgraded to 5.4 from the initial reading of 5.8, was felt from Los Angeles to San Diego, and even slightly in Las Vegas.

Video of some of the earthquake damage from Fox News:

An LA teenager who happened to be filming when the quake began:

Reaction inside Los Angeles City Hall immediately after the quake hit:

Some key details on the quake from a CalTech briefing held in the early afternoon:

Watch coverage from MSNBC:

From LA station KCBS:

From CNN:

More live earthquake feed from LA's Fox and NBC affiliates.