Former premier Dr Mahathir Mohamad has opened up about his "failed cooperation" with Umno veteran Tengku Razaleigh Hamzah to attract the support of Umno MPs.

In an interview with an online portal Malaysia Post last night, Mahathir claimed that the Gua Musang MP has failed to convince enough numbers of Umno MPs to withdraw their support for the Perikatan Nasional (PN) government...