"This report highlights findings from existing research on police use of force. It describes how the Bureau of Justice Statistics and the National Institute of Justice will collect data on police contacts with members of the public that result in the use of force by law enforcement officers. The report responds to Section 210402 of the Violent Crime Control and Law Enforcement Act of 1994, which requires the Attorney General to 'acquire data about the use of excessive force by law enforcement officers' and to 'publish an annual summary of the data acquired. . . .'"
National Criminal Justice Report No. NCJ-160113
United States Bureau of Justice Statistics: http://www.bjs.gov/