If law enforcement there was bad enough to get the first rape charge wrong, and had a lot to lose reputation-wise from Avery, what makes you think they would be

If law enforcement there was bad enough to get the first rape charge wrong, and had a lot to lose reputation-wise from Avery, what makes you think they would be incapable of framing him? What pieces of evidence make you so sure he committed a murder? I'm not saying the documentary was completely without bias in his favor, but there were inconsistencies that would give the most casual observer pause.