RESOLUTION DIRECTING THE APPROPRIATE SENATE COMMITTEE TO CONDUCT AN INQUIRY, IN AID OF LEGISLATION, ON THE MEASURES BEING TAKEN BY THE PHILIPPINE NATIONAL POLICE TO PRESERVE EVIDENCE AND TO ENSURE THEIR PROPER HANDLING AND SAFEKEEPING AT ALL STAGES OF THE INVESTIGATION UP TO FINALITY OF ANY RESULTING COURT PROCEEDINGS, INCLUDING THEIR ULTIMATE DISPOSITION, WITH THE END IN VIEW OF MAINTAINING THE INTEGRITY AND STRINGENCY OF POLICE INVESTIGATION