Three Pakistani police were killed in two separate attacks in Khyber Pakhtunkhwa province on Friday, local media reported.A deputy superintendent of police (DSP), along with his security guard, was killed in a militant attack targeting a police vehicle in Lakki Marwat city, Geo News reported citing a statement issued by the Khyber Pakhtunkhwa Police.Another policeman sustained injuries and was shifted to a hospital.In a separate incident on Friday, a police constable was killed when unidentified armed men opened fire on the post-polio campaign assessment team in Lower South Waziristan district of Khyber Pakntunkhwa province.The polio monitoring staff escaped unhurt in the firing.The post Three Pakistani police killed in separate attacks in Khyber Pakhtunkhwa first appeared on Ariana News.