The murder case that captivated America in the early 2000s.

Laci Peterson, a wife eight months pregnant with her first child, went missing for months.

Her husband, Scott Peterson, was later convicted of murder and has sat on death row ever since.

Tonight on ABC 20/20, go inside the case like never before.

Preview 'Truth & Lies: The Murder of Laci Peterson' below and watch the two-hour event starting at 9:00 on ABC 25.

ABC 20/20 Preview