this. understand law enforcement has kept it close to the vest. i have been told by people in the family. but that they have been very cooperative. they want answers and seeking those answers for a long time. they are very much grieving and mourning at this time. while they expected this to happen. i don't think that you can really prepare yourself for something like this. >> dr. drew clearly as sunny indicate they'd would have taken toxicology drug test thousands, test ford drugs anded her for drugs and alcohol when she got to the hospital. >> for sure. want to say something about the missing teeth. a dramatic feature of this story. people need to know when there are resuscitations in the field. she was dead in the field. she had severe highbrain injury. they put tubes down. and doing so in the field they can knock teeth out. it happens they're doing everything father. and trying to save some one's life. just because teeth are missing doesn't mean he necessarily did it. she has been gone, people talk about medically induced coma.