WANA: At least five persons were killed and two others injured in firing of armed men over rival over a property dispute here on Friday. The culprits also slit the throat of two According to details, the incident took place in Azam Warsak tehsil Barmal of South Waziristan were members of two groups of Zalikhel tribe which were in old dispute over ownership of a piece of exchange blows. The clash worsened after which armed men of one group opened fire at members of other groups. As a result of firing five people were killed on the spot while two others critically injured. The pitiless culprits also slit the throats of two deceased. A heavy contingent of police cordoned off the area but due to failure to overcome the situation, heavy contingent of FC took control of the area. The police have started investigation into the incident.–Agencies