On the Case with Paula Zahn (2009)

Season 7: Episode 4

As Pauline Card returned home from work to have dinner with her 17-year-old daughter Shauna, she found her daughter lying dead on the floor of the bathroom; Shauna had been stabbed more than 70 times. The mention of a mysterious boyfriend in the pages of Shauna's diary may point to the person responsible for murdering her.