The Oyo State Commissioner of Police, Nwachukwu Enwonwu, has promised that his command would ensure that culprits behind killings in Akinyele Local Government area of the state are arrested. Enwonwu made the declaration on Thursday in Ibadan during a courtesy call on the executives of Nigeria Union of Journalists (NUJ), Oyo State Council. Enwonwu was welcomed at the press centre by Mr Ademola Babalola, the State NUJ chairman and other members of his executives.