The Policeman's Daughter:A Detective Sarah Alt Novel
This prequel flashes back to when Sarah "Salt" Alt was a beat cop in a tough project known as the Homes. She was one of the first female and one of the only white cops stationed there, making her dangerous situation even moreso. She is shot in the head while on duty causing lasting vision problems which she conceals in order continue working on the streets. When a sex addict Salt's acquainted with is murdered, she can't let the case go and hunts for the perpetrator even though she is not yet a detective.