His actions only came to light following a probe by the Corrupt Practices Investigation Bureau (CPIB).

Source: https://www.channelnewsasia.com/singapore/jail-nparks-manager-bribe-hat-supplier-upskirt-photos-cpib-probe-3382341?cid=cna_flip_070214

However, it added that as CPIB reports to Mr Lee, who also appoints its head, it “cannot be fully independent”.

Source: https://www.channelnewsasia.com/singapore/economist-uk-high-commissioner-cpib-independence-ridout-road-iswaran-3662036?cid=cna_flip_070214

The unnamed individuals allegedly had conspired to pay a total of $55 million in bribes to foreign consultants involved in the company’s business interests in Brazil, according to the CPIB statement in January.

Source: https://financialpost.com/pmn/business-pmn/singapore-defends-lack-of-charges-in-55-million-bribery-case