The Gwinnett County Police Gang Unit in conjunction with the ATF conducted a nearly two year investigation into the criminal street gang known as "La Gran Familia" which has a number of gang sets underneath identified as the "Latin Kings", "Brown Side Locos", "Malditos 13", and "Pachucos 21." The investigation revealed that the gang members were buying and selling, Cocaine, Methamphetamine, Xanax, Marijuana and firearms. Gang leadership and major associates of "La Gran Familia" were identified during the investigation.