Najib Abdul Razak has gone to the Federal Court in the former prime minister’s bid to recuse Gopal Sri Ram from prosecuting in his 1MDB-linked criminal cases.

Najib’s legal team filed his notice of appeal on Friday last week, targeting the Court of Appeal’s decision to maintain former Federal Court judge Sri Ram as lead deputy public prosecutor (DPP) in the 1MDB cases.

A day before, last Thursday, the Court of Appeal dismissed Najib’s appeal to disqualify Sri Ram from being part of the prosecution...