PAGADIAN CITY, Zamboanga del Sur — Four individuals were arrested early Thursday during an anti-illegal mining operation under Oplan Kalikasan in Barangay Dulop, Dumingag town in this province. Around 1:30 a.m., operatives from the Criminal Investigation and Detection Group–Regional Special Operations Team IX (CIDG RSOT IX), in coordination with the Dumingag Municipal Police Station and
