human desofcomp six to be distinguishable from the owner of the animal decomposition you have experienced. yes, i have speculation. alisyn: there are new developments out of the casey anthony murder trial, forensic experts take the stand, they are doing so right now, as you can see on the other side of your screen. and they testify about the odor of human decomposition, one of the biggest points the prosecution is trying to move in their case, against casey anthony. dr. michael boden, is a forensic pathologist and a fox news contributor. good to see you. alisyn: you saw the testimony, is there a difference in the smell between animal decomposition, casey claimed, i think i must have run over an animal and got stuck in my grille and, the human decomposition and he said yes, it sounds like there is a distinct smell. it is would be important to see what evidence he has for that, because that has never