Feb 10, 2009
by: Diego

Worried about escalating gang violence behind bars, the state Department of Corrections last year began housing members of two rival Hispanic gangs known as the Norteños and Sureños in separate units.

Local News | Separating rival Hispanic gangs has reduced prison violence | Seattle Times Newspaper

approximately 1 million gang members belonging to more than 20,000 gangs were criminally active in the U.S. as of September.

The Blotter | Report: 1 million gang members in the U.S. | Seattle Times Newspaper Blog

Two rival gangs, MS13, the Mara Salvatrucha, and MR18, the Mara Negra, had their sights on him, and Mendoza Turbin confesses he joined with both of them from time to time, stealing or hitting someone to please them.

Supporters rally behind El Salvadoran | Aspen Daily News Online

there are allot of gangs in America and the world. like in the quote above there are approximately 1million gang members . That is scary.  the most known gangs are the  Crips and the Bloods. they say that there not gangs that they are a club to help the world.