There are ongoing attempts to bring Dr Mahathir Mohamad on board the Perikatan Nasional (PN) coalition, the former prime minister has revealed.<br /><br />In a Malaysiakini interview yesterday, Mahathir said the efforts did not work as he cannot work with some "criminals" who support the government.<br /><br />However, he indicated that it may be different if those individuals are out of PN.