Eighteen-year-old Kelsey Smith stopped at a Target store in Overland Park, Kansas, before meeting her boyfriend for a date. When she didn't return, investigators began trying to piece together what had happened.Surveillance footage from inside the store and its parking lot became a crucial part of the investigation. By reconstructing Kelsey's movements, detectives were able to establish a detailed timeline and identify a man who appeared repeatedly in the footage.In this episode of True Crime Recaps, we examine Kelsey's final trip to the store, the surveillance evidence investigators relied upon, how Edwin Hall was identified, and the investigation that followed.We also look at the lasting impact of Kelsey's case and how her family's advocacy helped inspire Kelsey's Law, aimed at helping law enforcement obtain mobile phone location information more quickly during emergencies.Follow True Crime Recaps for new true crime episodes every week.Learn more about your ad choices. Visit megaphone.fm/adchoices