Federal Interior Minister Rehman Malik has said every murder in Karachi is not a target killing incident. Malik was talkling to media men after his arrival in Karachi on Saturday. Federal Interior Minister said that several accused of target killings have been arrested, the police has also arrested an accused of Shershah tragedy this morning. Malik said that Police, Rangers and the home department are working for peace in Karachi. He was of the view that the killings due to enmities and other reasons also dubbed as target killings, which is incorrect.