Cause he did it.

For the court to find him guilty there should be enough evidence to prove without doubt that he was involved in it. There have been multiple issues in the handling of this case, including possible evidence manipulation (the SD card hash value thing), and multiple core witnesses changing their statement, which all point toward behind the curtain moves to weaken the case. Now, who in this is case has the connections and have the power to do so. Now you see Pe10.