Law enforcement agencies estimate that tens of thousands of gangs operate across the United States today. These groups range from street gangs and prison gangs to organized criminal networks.

Federal agents have launched a massive takedown of the notorious 18th Street Gang — a major player in the drugs epidemic crippling Los Angeles. The Post joined as the FBI raided an apartment block in ...

Los Angeles is home to some of the most famous gangs in the world — but few are as controversial as the Hoover Criminals.

50 Cent develops Gang Wars for A&E, exploring America’s most infamous gang rivalries with unprecedented access through G-Unit Film & Television. 50 Cent is expanding his true crime documentary empire ...

Follow the latest headlines from ABC News, Australia's most trusted media source, with live events, audio and on-demand video ...

A grand jury has indicted five members of rival motorcycle gangs in connection with a fight involving knives and hammers that erupted in September at a Lindenhurst gas station. The grand jury charged ...