Can police sift through a maze of phone records and grainy video to pick up the trail of the man who murdered a beloved preacher's wife?

Police are baffled after two young women are murdered during strikingly similar crimes along the same scenic bike trail just months apart.

Can police use a blurry image taken just seconds before a young woman's disappearance to find the man responsible for her savage murder?

Will a heartbroken mother's quest for justice lead police to solve the murder of her daughter and a close friend?