Cook County Human Resources Bureau Chief Velisha Haddox, left, speaks about Deloitte’s work recruiting new county employees during a board of commissioners meeting Thursday. [Cook County Board of Commissioners Livestream]

Cook County commissioners on Thursday approved a nearly $1 million contract extension with a firm that’s assisting the county in recruiting employees to address numerous vacancies across departments. But the approval didn’t come without some county lawmakers questioning the effectiveness of the firm’s work so far, resulting in several detractors during the vote.