The Oklahoma State Bureau of Investigation (OSBI) is a state agency responsible for investigating criminal activities in Oklahoma. Established in 1908, the OSBI provides support to local law enforcement agencies by offering forensic services, criminal background checks, and investigative assistance in serious crimes. The OSBI also plays a crucial role in gathering and analyzing crime data, helping to improve public safety. The agency works on various cases, including homicides, sexual assaults, and drug-related offenses, ensuring that justice is served and communities are protected.