Blood splatter is still studied. What I think most forensic experts would tell you is they are really trying to compile as much evidence as possible that allows

Blood splatter is still studied. What I think most forensic experts would tell you is they are really trying to compile as much evidence as possible that allows the largest reconstruction of what may have happened. It is not like the movies, or it shouldn’t be, where you find a single finger print and that determines who the killer is.