The whereabouts of the 4 jawans abducted in Chhattisgarh by the naxalites are not yet known. The police, however, have intensified their search operation to trace the missing policemen. Naxalites had abducted 7 policemen form near Bhadrakali under Bijapur district about a week ago. They had subsequently killed three of them. The rest four jawans are said to be in their captivity.