KOHAT, April 18 Unidentified persons blew up the grave of SHO Riaz Khan on Friday night in Pehalwan area of the city.

SHO Riaz Khan Bangash was killed last week when unidentified terrorists ambushed his mobile near the Rawalpindi interchange.

His bodyguard was also killed in the attack.Local residents said that they heard a huge blast around midnight but did not come out due to fear. Early in the morning they saw that the grave of the SHO had been blown up and two other graves had also been damaged.

They immediately repaired the grave.

Soon after the murder of the SHO, police had launched a major operation in the area and after identifying the notorious gang of kidnappers behind the incident conducted raid at the house of Arshad alias Laparo and recovered the official Kalashnikov of the SHO from his residence.