Tim Leissner was supposed to be the US government’s star witness in the bribery case against Roger Ng, the only Goldman Sachs banker to go to trial in the multibillion-dollar 1MDB scandal.Instead, a misstep over crucial evidence about Leissner could end up tanking the case, after the US disclosed that it failed to turn over to the defence more than 15,500 documents related to him.On Wednesday the judge said she would pause the trial to give the defence time to review the newly disclosed…
