More than 900 new Auxiliary Police Officers sing Davao City’s hymn, “Tayo’y Dabawenyo” (We are Davaoeños) during their graduation ceremony held on Monday, May 22, 2017 at the Davao City Police Office compound. The event also marks the launching of the Oplan Iron City, an upgraded police patrol system to aid in securing the city through the support of volunteer police auxiliaries.(Robby Joy D. Salveron/davaotoday.com)