"Blacks [far] more likely to face force by Iowa state police, data shows...Blacks make up about 4% of Iowa's 3.2 million residents. But they accounted for 24% of those who had force used against them by officers with the Iowa Department of Public Safety, which includes the Iowa State Patrol and Division of Criminal Investigation, in 2018 and 2019."
https://www.desmoinesregister.com/story/news/crime-and-courts/2020/07/01/blacks-more-likely-face-force-iowa-state-police-data-shows/5358047002/