24-year-old former cheerleader Amy Lord is reported missing by her co-workers in South Boston. Police first find her burned car and then, her body. Incredible footage from five ATMs and outside her apartment building capture the exact moment she was taken by her killer.

Young student Dru Sjodin suddenly vanishes after her shift at Victoria's Secret in Grand Forks, ND. Investigators turn to the best eyewitness they have - surveillance camera footage. Dru's last movements are traced and reveal the chilling reason for her disappearance.

15-year-old Elizabeth Ennen was last seen when a friend dropped her off at home. Her distraught mother Virginia says she never walked through the door. Police are baffled until they uncover a piece of CCTV that turns the case in an unexpected direction.

Mother of two Nikki Whitehead is brutally murdered within her own home. Police suspect she may have known her killer. Polygraphs and CCTV footage help reveal the unexpected and horrific truth.