KORONADAL CITY — Dredging operations conducted by the Department of Public Works and Highways – Region 12 (DPWH-12) helped protect several towns in Maguindanao del Sur from destructive flooding during the recent onslaught of Super Typhoon Inday and the enhanced southwest monsoon (habagat), officials said. The dredging, carried out under the agency’s Oplan Kontra Baha