Some say they hope the Justice Department will review court procedures.
The report will charge that police disproportionately use excessive force against blacks and that black drivers are stopped and searched far more often than white motorists.
The U.S. Department of Justice is not expected to be kind to Ferguson police in it’s final report on the department.
The Obama administration issued guidelines Monday that ban federal law enforcement from profiling on the basis of religion, national origin and other characteristics.
Though the grand jury declined to indict officer Darren Wilson, several federal investigations will proceed.
As local authorities in Missouri near the end of their investigation in the Ferguson shooting, a broader federal civil rights review could hold a greater potential to refashion the police department and bring long-lasting change.
Attorney General Eric Holder said Wednesday that there was an obvious need for “wholesale change” in the Ferguson, Missouri, police department.
U.S. Rep. William Lacy Clay is asking the Justice Department to widen its civil rights investigation in the St. Louis region to include municipal courts in the city and throughout St. Louis County.
It has been nearly 11 weeks since Michael Brown, an unarmed black 18-year-old, was shot and killed by Darren Wilson, a white Ferguson police officer.
Protesters angered by the fatal shooting of a black 18-year-old by police faced off with officers in south St. Louis for a second night as accusations of racial profiling prompted calls for a federal investigation ahead of a weekend of planned rallies and civil disobedience.