In the latest public flaring of labor-management tensions at state prisons, the head of the California Department of Corrections on Wednesday called for Assemblyman Rudy Bermúdez, D-Norwalk, to step down from a position overseeing the department's budget. In a letter to Assembly Speaker Fabian Núñez, Corrections Director Jeannie Woodford charged that Bermúdez has a conflict of interest because he is on leave from a job as a state parole officer. At a hearing Tuesday, Bermúdez, who chairs the Assembly's budget subcommittee on prisons, complained about the department's investigation into the slaying of a correctional officer by an inmate last month...