Over the past decade, the Hialeah Police Department has faced several serious misconduct cases involving its officers. Notable incidents include the termination of officers for enforcing illegal ticket quotas, charges of kidnapping and battery against officers who assaulted a homeless man, and multiple sexual assault charges against a former sergeant. These cases highlight issues related to abuse of power, civil rights violations, and internal corruption within the department. The department has taken steps to address these issues, including terminating the involved officers and implementing policy changes to prevent future misconduct.