Elsewhere. The coastline will be cooler. We will talk about that and the chance for more storms this weekend and when the heat will return to the coast. Maria all right, five investigates, exclusive new breaking information about the positive the possible murder of that woman in princeton. Kathy curran has that. Kathy there will be ordered dna testing for one person of interest in the murder of vanessa marcotte. The sources tell us the person is familiar with the area where the body was found sunday afternoon. We are not identifying the person because no one has been charged with any crime in this case. It could be a solid lead, but you have to remember, the das office has received more than 450 tips. District attorney joel early says that they are following every lead. Are looking for anyone who has seen a man with recent scratches, bruises, cuts. The da would not comment on our information, but did say the public should be careful and vigilant. Kathy curran, 5 investigates. Ben kathy