They work behind closed doors, but their cases sometimes make headlines - like their high-profile investigations into former transport minister S Iswaran and property tycoon Ong Beng Seng. CNA speaks to the officers at the Corrupt Practices Investigation Bureau (CPIB) about their motivations, day-to-day work and the emotional toll of investigating corruption. Read more: https://cna.asia/412qDKe Subscribe to our channel here: https://cna.asia/youtubesub Visit our website: https://cna.asia