A Policeman was killed and two others injured in separate bomb blasts during search operations in Dara area of Salarzai tehsil(revenue unit) of Bajaur District in Khyber Pakhtunkhwa on January 26, reports Daily Times.According to details, the Bajaur Police were engaged in a search operation when a bomb exploded in Dara area killing Policeman Waqifullah.The second blast also took place in the same locality during a search operation in which two Policemen were injured.