Do they? Her story sounds exactly like what happens in authoritarian regimes with people who fall out of favor, nothing more. She controlled the largest bank in Vietnam for 10 years and then suddenly gets sentenced to death? In Russia, these people fall out of windows. This isn't justice.
We're getting there. Now we have Boeing whistleblowers dying suddenly. But let's not forget the fact that a president was killed in daylight and nobody knows what really happened even after some 50 years since the fact.