SAN FERNANDO CITY, La Union: A father and his son were arrested for trying to sell shabu to police informants in a buy-bust operation conducted here on Thursday. Police Supt. Bryant Demot identified the suspects as Manuel Jose Mangaser, alias Paner, and his son, Christian Albert, both jobless of Barangay Madayegyeg. Father and son were listed as drug personalities and have been under surveillance for some time until their entrapment in their home. Philippine Drug Enforcement Agency agents and policemen seized several plastic sachets containing shabu and marked money. Police Insp. Juanito Buaron, said the elder Mangaser denied the allegation claiming there was never any shabu in their home but his son admitted otherwise.