her friend shanann watts is missing.was your first feeling in your stomach and your gut that something was wrong? >> she didn't text me. i tried calling. she didn't answer. which is really odd, because she texts me every morning. >> reporter: but on this morning, no communication from the pregnant shanann. nickole decides to try her in person. she knows the code to the front door. what happened when you got to the house? >> i couldn't get in. they had the latch on the top like they do in hotel rooms, kind of. >> reporter: so, it was locked from the inside? >> it was locked from the inside. and then, i called chris and asked if he knew where shanann was. and he said, "she went on a play date." i said, "chris, her car's in the garage. how could she have gone on a play date when both bella and cece are in car seats?" >> reporter: nickole goes to shanann's ob/gyn, where she knows she has an appointment. but shannan is no-show. your friend, shanann, who was so excited about having this third baby -- >> she wouldn't have misse