Investigators are puzzled by the brutality of Travis Alexander's murder. Explicit audio and video recordings reveal the scandalous details that sparked public outrage and turned Jodi Arias into the most hated woman in America.

Sex, lies, and murder--what happened to Travis Alexander? This three-part special examines the most salacious murder case in American history. We explore the investigation and trial that captivated the nation with interviews from central figures.—Investigation Discovery