LEGAZPI CITY - Four suspected drug pushers were arrested while PHP4.7 million worth of illegal drugs were seized in two separate anti-drug operations in Camarines Sur on Sunday, the Police Regional Office in Bicol (PRO5) reported Monday. Maj. Malu Calubaquib, PRO5 spokesperson, identified those nabbed as siblings Edcel Dellagas, 35, and Richard Dellagas, 39, both residents of Barangay Sigamot, Libmanan town. Their arrests in Zone 3 of the same village were done by operatives of the Regional Police Drug Enforcement Unit 5, Team Camarines Sur and Naga City together with the Provincial Intelligence Unit, Camarines Sur Provincial Police Office, 501st Regional Mobile Force Battalion 5 and Libmanan Police Station in coordination with the Philippine Drug Enforcement Agency (PDEA). Calubaquib said during the operation, the suspect sold 100 grams of suspected "shabu" to the poseur buyer in exchange for PHP150,000. Following the arrest, the operatives conducted a body search and seized