PESHAWAR-A woman was killed while her son and three security personnel were injured in a cross firing incident during a search operation in Lower Dir region of Khyber Pakhtunkhwa. There were conflicting reports regarding the incident in Lower Dir's Timergara region and the woman's death. Official sources said security forces were conducting a search operation in Timergara when residents of the house of local property dealer Israruddin opened fire on them during a raid. Subsequently, three security personnel were injured during the cross firing whereas Israruddin's wife was killed and his son sustained injuries. Security forces claimed they were fired upon while they were conducting the search operation in the house. Whereas, residents said that even though they had not offered any resistance, security forces' men fired shots as a result of which the woman was killed and her son was injured. Meanwhile, a curfew was imposed in Timergara for an indefinite period.