Gather reports on how many police were involved in the riot. Include details of specific squads (Emergency squads, mounted police etc) and which precincts the officers came from.
Were black officers among the police involved in the riot? Harlem’s precincts included black officers, but reports claimed they had been removed from Harlem during the riot. Note also the role of Sgt. Battle, including his involvement with Rivera.
Highlight how police were deployed.
Refer back to those who appear among those assaulted. And reports that indicate others also suffered injuries.