The only murderers during this incident were the criminals who were robbing the pharmacy. Others involved were defending themselves.
Look you little idiot, watch the video.
http://www.news9.com/global/video/flash/popupplayer.asp?ClipID1=3804065&h1=Oklahoma%20County%20District%20Attorney%20David%20Prater%20Discusses%20Crime&vt1=v&at1=Station%202&d1=1092234&LaunchPageAdTag=News&activePane=info&rnd=77656981