Johor DAP leader Dr Boo Cheng Hau said two former prime ministers should be called to be key witnesses for a Parliamentary Special Select Committee (PSSC) proceeding to separate the powers of the attorney-general and public prosecutor.

He said Muhyiddin Yassin and Dr Mahathir Mohamad should be called for suggestions to create an independent justice system and to explain justice reform.

“They (the former prime ministers) have alleged...