Michael Tracy, chief of the Oakland Police Department, stands at the entrance used by criminal suspects at the Oakland Police Department in Oakland on Thursday as part of a tour of the building.

The booking room at the Oakland Police Department on Thursday in Oakland.

Michael Tracy, chief of the Oakland Police Department, stands on Thursday in the police station’s basement, where documents are stored, as part of a tour of the building.

Michael Tracy, chief of the Oakland Police Department, gives a tour of the police station Thursday in Oakland.

Staff photo by Michael G. Seamans Michael Tracy, chief of the Oakland Police Department, gives a tour of the police station Thursday in Oakland.

Michael Tracy, chief of the Oakland Police Department, gives a tour of the police station Thursday in Oakland.

Kathy Gray, a dispatcher for the Oakland Police Department, works at her desk Thursday in Oakland Police Department.