absolutely. i think dna would be valuable. i know they had physical altercations but the evidence such as maybe a bite mark or dna under the skin or fingerprints on her person, if it be her neck or other areas, just provides and builds the case for that substantial evidence for that case. trace: so it appears police will go back to the carlton reserve today, an area mostly water. 75%. 83 miles in hiking trails and so forth. do you think they are going there because of science? have they gleaned something, or is this a shot in the dark and another chance to clear this area and move on? absolutely. the law enforcement has to cover every lead no matter how difficult it is and they have to run it to ground. right now the only lead for