The murder of Theresa Insana, a young casino sales executive in Las Vegas, has haunted her family and friends since 2004. Experienced investigators called the crime scene one of the most puzzling they'd ever come across. Josh Mankiewicz leads the Unsolved Case Squad in Lost in Sin City on Friday, June 17th, at 9pm/8c.
Also, it's a story that has captivated the nation for three years - the death of little Caylee Anthony and the young mother accused of murdering her. As the prosecution builds its death penalty case against Casey Anthony, Dennis Murphy reports on the explosive new evidence emerging in a Central Florida courtroom and untangles the family dynamics at the heart of this tragic story. The State vs. Casey Anthony airs Friday, June 17th, at 10pm/9c.