STOCKTON — Nearly 18 years after Wesley Shermantine was sentenced to death, the convicted serial killer’s case continues to move slowly toward a final, automatic appeal before the California Supreme Court.Shermantine, 53, sits on San Quentin’s death row, but the latest chapter in his case played out briefly Wednesday at San Joaquin County Superior Court.It was there that San Joaquin County Deputy District Attorney Haley Mott and California State Public [...]