KARACHI: Inspector General of Sindh Police AD Khowaja on Saturday directed all deputy inspectors general (DIGs) concerned to remove the wall chalking with hate words and take effective steps to enhance security measures at provincial level. According to police spokesperson, the provincial police chief also directed his subordinates to take all possible steps to apprehend the culprits who were involved in outrageous wall chalking with religious hatred. He also directed the officials to expedite the actions against them at the police stations level. The police chief stated that all visible wall chalking should be removed without any delay.