Dirty dealings. Corporate battles. Consumer woes. Here are five things you need to know today.

1. Former prime minister Tun Dr Mahathir Mohamad tells the media that he is prepared to be investigated.

2. The PAC announces a probe into the rollout of the multi-lane free-flow toll system under the Works Ministry.

3. BNM says it has not approved Quantum Metal’s activities while the SC says P2P platform Hap2py is not authorised.

4. HSBC says the strength of the US dollar will continue to haunt the local equity market in the near term.

5. Ajiya slips into a net loss of RM13.02 million in 4QFY2023, compared to a net profit of RM9.48 million a year ago.