Malaysia’s anti-corruption investigation into a flagship chip-design deal with Britain’s Arm Holdings took a more combustible turn on Thursday after a former government aide declared: “I am not Jho Low 2.0.” The remark – invoking the fugitive financier at the centre of Malaysia’s 1MDB scandal – came as the country’s anti-corruption agency pushed back against his claims and allies of Prime Minister Anwar Ibrahim warned the investigation risked appearing heavy handed. The dispute has dragged one...