Edged-weapon gang culture flourished most prominently in American jails and prisons. Every inmate is expected to be able to defend himself. Gang members...

Every victim or witness had heard the stories in the ghetto about gang retaliation against those who were foolish enough to snitch on gang members. Most of...

Mexican authorities continue to report a steady rise in "Sureño" gang activity in San Luis, Mexico. This has become a serious concern for both Mexican law...

A Nahuatl dictionary was intercepted in a prison in September 2000. It contains the code to the ancient Aztec language now being used by gang members. Break...

An expert should be a credible proponent of the truth, and not an advocate for either the prosecution or the defense. Because of what we do and our...

No matter how small or large a town they work in, and whether they work urban or rural, gang cops need to know about and recognize the signs of criminal...

Web Extra: Read the National Gang Intelligence Center's Feb. 15 report on gang infiltration of law enforcement and corrections agencies.

It is rare for law enforcement to have an opportunity to hear from the mind of one who lived it. Today, Mundo (with a new identity) continues to assist law...

Operation Black Flag was another "staggering and comprehensive blow" to California's most powerful gang, according to U.S. Attorney Andre Birotte. However,...

Two recent investigations show us the value of gang task forces that combine resources from law enforcement, prosecutors, and corrections to take down...