regarded investigative firm, crawled, the resulting report says that the evidence is consistent with an accidental, tragic fall. and there is no evidence of foul play, malice, or other not accidental ocurrents. how many people said to you, you need to let this go and move on? >> many. so many. >> even if she'd wanted to move on, it really wasn't possible, because dina, remember, was being sued by the family of rebecca zahau, who blamed dina, in part, for rebecca's death. through it all, dina stuck to her story that she'd been at max's bedside at the hospital the night rebecca died. even though the zahau attorney keith greer had a witness willing to testify that he saw dana outside the mansion that night. adamant. he was very clear, no doubt about it.