a rocket launcher, and a "large quantity" of marijuana, crack, cocaine, and heroin was the end results of 12-month investigation conducted by members of the Rhode Island State Police Special Investigations Unit with assistance from the Rhode Island Attorney General's office, ATF, and FBI. References Organizations established in 1959 1959 establishments in Maryland Prince George's County, Maryland Outlaw motorcycle clubs Motorcycle clubs in the United States Organized crime groups in the United States Gangs in Delaware Gangs in Florida Gangs in Maryland Gangs in Massachusetts Gangs in New Jersey Gangs in New York (state) Gangs in New York City Gangs in Pennsylvania Gangs in Philadelphia Gangs in Rhode Island Gangs in Virginia Gangs in West Virginia