**A brother's quest to learn the other side of the crime.** My last documentary film was a couple of Oscar nominees that I saw before the award ceremony. I'm not that into documentaries compared to the feature films I watch on the regular basis, but time to time I try if I get interested after learning what it's all about. Likewise, I found this one, though it is not a science or nature theme that I usually prefer than anything else. I have enjoyed many murder mystery films, but this one is a documentary. So I wanted to know the experience of watching the real story with real clips and inter...