After weeks of political turmoil, Muhyiddin Yassin resigned today, after 17 months as Malaysia’s 8th prime minister. The 29 members of his Perikatan Nasional cabinet also tendered their resignations. What realignments can we expect from the collapse of PN and how will parties like Bersatu need to reposition themselves?  Melisa Idris and Sharaad Kuttan speak to Oh Ei Sun, Senior Fellow, Singapore Institute of International Affairs.