The report's four sections are related to different aspects of homicide: trends and characteristics, victims, relationships, and offenders. These sections contain sub-sections with tables and charts that portray the statistical analysis of the findings. The report indicates there were 146 homicides reported to Wisconsin law enforcement agencies in 2009 compared to 147 reported to police in 2008. The most common weapon used in the homicides was a firearm, which was involved in nearly two-thirds of the homicides. Male offenders most often used firearms to commit homicides, and female offenders most often used knives; firearms were never used by female offenders. Fifty-eight percent of homicides occurred in a residence, followed by road/garage/etc. (31 percent). Regarding homicide victims' race, 50 percent were Black, 47 percent White, 2 percent Native-American, and 1 percent Asian/Pacific Islander. Domestic homicide victims were predominately White (67 percent), followed by Black (31 percent), and Asian/Pacific Islander (2 percent). Homicides related to domestic conflict have been increasing steadily since 2005, and non-domestic homicides have had a rise-and-fall trend. The 226 known offenders involved in homicides in 2009 were generally younger than their victims. The races of homicide offenders in 2009 were 60 percent Black, 30 percent White, 7 percent unknown, 2 percent Native-American, and 1 percent Asian/ Pacific Islander. The homicides typically involved victims and offenders of the same race. There were 226 offenders reportedly involved in the 146 murder and non-negligent homicide cases in 2009. Data are also provided on homicides by region, clearances, and the month and day of the homicide. Extensive tabular and graphic data and appended homicide report form