On Monday, we told you the exclusive story of how Craigslist killer Kiyoshi Higashi broke the jaw of a violent gang leader in Pierce Co. Jail.

Now we’re learning more about how this gang handles their business, and why that might not be so good for Mr. Higashi.

From Wikipedia: Surenos (Spanish for “Southerners”) are a group of Mexican American street gangs with origins in the oldest barrios of Southern California. There are hundreds of Sureno gangs in California, and each has its own identity on the streets.[citation needed] Although they are based in Southern California, their influence has spread to many parts of the US and other countries as well…

Watch the History Channel special Gangland on Sur-13

Hear our interview with a caller who ran with the Surenos