Malaysia’s Johor election has opened a new front in the country’s long-running racial politics, after former prime minister Mahathir Mohamad and Islamist party PAS urged voters to put “Malay-Muslim political power” ahead of party loyalty in one of the country’s most closely watched state polls. The southern state, which borders Singapore and sits at the centre of Malaysia’s cross-border growth plans, is also a stronghold for the United Malays National Organisation. The Barisan Nasional (BN)...