The police commissioner assured members of the public that the matter would be handled thoroughly, transparently, and in accordance with established procedures.
Mr Igwebueze said the suspects were caught at an orphanage while carrying out their illicit activities.
Mbonu had escaped from South Africa, where he lived for years, and mastered the art of cooking methamphetamine after he came under investigation for drug dealings.
Mr Ahiole said the Sienna vehicle conveying the eight family members collided with a stationary rod-laden truck.
