The Office of the Inspector General (OIG) conducted this review to assess how the Department of Justice's (Department) four law enforcement components respond to sexual misconduct and harassment allegations made against their employees. This review examined the nature, frequency, reporting, investigation, and adjudication of such allegations in the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF); the Drug Enforcement Administration (DEA); the Federal Bureau of Investigation (FBI); and the United States Marshals Service (USMS).