Karachi- The superintendents of jails across Sindh including Karachi and Hyderabad have been removed from their position. According to the sources, jail superintendent is a grade-19 officer but the removed officers were grade-18 officers who were discharging their duties as grade-19 officers. Besides the five central jails superintendents, heads of eleven district jails of the province have also been removed from their positions and have been directed to report to the interior ministry.