Where did you get the idea of "就几个政治局常委开开会就定案了"?
The investigation is on-going. It is common sense that no details should be revealed before trial. Unfortunately, there are too much rumors and "不同声音". Didn't prof. Cong claim that it was an anti-revolutionary coup? So the government is forced to release a little information.
You are free to talk about your opinion. However, you need to get the facts first.
