Raise your hand if you're surprised that another unarmed black man was murdered by police. And without this video, the police officer would have gotten away with it this time. The raw footage shot by a bystander shows North Charleston, SC Police Officer Michael Slager shooting Walter Scott multiple times in the back as he runs away to death. The officer initially stated that he feared for his life, but clearly that wasn't the case. From what I see, this is cold-blooded murder and Officer…