They work behind closed doors, but their cases often make headlines. CNA speaks to CPIB officers about their motivations, day-to-day work and the emotional toll of investigating corruption. SINGAPORE: What makes someone choose a career investigating corruption – often in silence, sometimes in secrecy? For officers at the Corrupt Practices Investigation Bureau (CPIB) , it’s a mix of conviction, resolve and the belief that integrity matters. When 29-year-old Farhan Azimi was studying criminology