A worried mom's phone call sets off a search for a man who lives at an apartment complex that's been taken over by criminals.

Morgan's neighbors point investigators toward a man with a lengthy rap sheet. He grudgingly provides a clue that confirms Vicki's earlier suspicions.

A young woman vanishes from a motel at 2:30 a.m., her phone goes straight to voicemail — and security video catches a man getting into a car with her.

Days after her disappearance, surveillance footage from a gas station shows the vehicle Shandon was seen driving and a woman trying to use her bank card.

David Taylor's truck is found abandoned on the side of the interstate — but David, his phone and a $10,000 winning lottery ticket are nowhere to be seen.

When police search the home of missing person Lorraine Garcia, they find concerning details that prompt them to question her son, an Iraq War veteran.

When 10-year-old Amirah Watson disappears with her mother after a weekend visit, a family history of custody battles has police unsure of whom to trust.

When 17-year-old Sierra Stevens doesn't return home after going to the movies, police fear she might have fallen prey to sex trafficking — or worse.