Both parents and Gardiner have been ruled out as suspects, and all three have alibis for the time of Sierra’s disappearance, Sheriff’s Lt. Troy Smith added.
Steve LaMar is a registered sex offender in Fremont, but police said he has been fully cooperative with authorities since the investigation began. Steve LaMar released a statement this week saying he immediately disclosed his previous conviction to authorities, and asked people to focus on finding his daughter rather than on the “unfortunate” piece of his past.