>> there's the moment he's actually on the ground. i want to show that video because dr. kupalinski, as important as the compression on the neck was, equally important, on the upper back. >> wasn't only pantaleo that should have been indicted. there were others involved with this killing because everybody who piled on compressing the chest could be implicated in this killing. >> so is somebody who isn't the size of mr. garner, mr. garner's bmi, i think, is twice the average person. >> higher level than normal. >> of somebody of an average weight though, would this maneuver of people piling on the back -- >> normally, a normal person with -- who's not, berking.