at just the what -- right time. >> reporter: no cut and no lajoya mccoy. the alert went out a patrol officer found it, not far from her apartment . parked in a residential neighborhood. a parking ticket have been wedged into the door frame. and there was something inside. >> the passenger in drivers windows were tinted. >> reporter: the officer took a closer look and he saw it. it was a body. >> reporter: the identity of the body will solve one history, but the questions are only beginning. coming up. who would want to do this? >> she is a mother. she is a sister. she is a daughter. i just cannot understand it. >> i just felt like my world had ended. >> reporter: lajoya's loved ones get terrible news and investigators make a discovery. reporter: when "dateline" continues. when you live with diabetes, progress is... having your coffee like you like it without an audience. ♪♪ [silence] the freestyle libre 3 plus sensor tracks your glucose in real time so everyone else doesn't have to, and over time it can help lower your a1c confident choices for more contro