Madhya Pradesh police expanded investigations across the state and neighbouring Gujarat to locate absconding truck driver Gajendra alias Akku Rawat.
Khategaon Station House Officer Dilip Puri was killed and a constable was injured on Monday when the truck loaded with 1,800 litres of illicit liquor ran over him.
Police have arrested three suspects, including alleged ringleader Rahul Jaiswal, and suspended the licences of three liquor shops in Harda district.