Aafia More Guilty than Chauvin?

So Derek Chauvin, the cop who killed George Floyd--in broad daylight and on camera--got a prison term of 22.5 years. And he's appealing, so, if the pattern of police impunity holds, he may get out. Pakistani scientist #AafiaSiddiqui, killed no one and injured no one. But she got 86 years. Where is the justice in that?