it gets difficult. >> uh-huh. >> initially, lyou look at things, such as the body temperature coming to ambient temperature. livermortis. rigor mortis. you can even monitor potassium levels in the jelly part of the eye but after three days, you have got to do entomology. >> right. >> entomology, meaning study of insect colonization and succession, the changeover. and move on and develop. >> john. >> entomologists can give you a god estimate of the time of death. now, we know she was on the phone with her mother nicole on august 24th and the body was found only this past sunday. so, it could be close to three weeks of decomposition. so this is not a simple case. but i -- again, my -- my suspicion is that the death was due to blunt force trauma to the