reporter: and plano police were also hitting the streets. they began to contact all of the the friends who were at the party that night, who had been at the bars and drinking with christina. reporter: including enrique arochi the guy who left the party with christina. the detective reached him at this sprint store, where he worked as a manger. hello? hi, enrique, this is detective cathy stamm of plano police department. reporter: enrique was more than willing to help. you said that you were leaving at the same time same time as christina, and you guys walked over to where your vehicles were parked, is that right? yeah. yeah, we walked separate ways. we walked until the end of the apartment complex, and after that we just split up because i went to a different parking lot than she was. reporter: that afternoon enrique arochi drove down to plano pd for an interview. if you don t mind, i m just going to reporter: he never asked for an attorney and answered al
people are people who genuinely want to help. there are. right. reporter: and some of them are just crazy. right. reporter: but no matter how crazy plano police checked out every tip every sighting. and they didn t find anything? no. reporter: reporters wanted to hear from christina s boyfriend hunter, who hadn t shown up for any of the searches. why can t we ask him just a routine sound byte? how do you feel? what is your hope? and to much insistence, he decides to come down and be interviewed. reporter: but when he sat down with nbc 5 dallas, he was a wreck. pretty clear that i m not emotionally or mentally stable at all. barely enough to do this right now. i just want her to come home and be alive and safe. his body is trembling in a way i ve never seen anybody shake before. his voice breaking up. so nervous.
times and then he stopped texting her back, and then she tried calling him and he didn t answer. reporter: as a result, steven said, christina became more and more upset as the night wore on. i mean, yeah, they were in a fight. they were definitely fighting that last night? uh-huh. reporter: police asked hunter to come down to the station. former prosecutor zeke fortenberry. what s he say about that fight that he and christina were having? hunter says he wasn t really aware of the fight. he said that he was out drinking, partying. he wasn t paying attention to his phone. and yet it s the opinion of all her friends who heard her side of that conversation that they were? oh, yeah. the friends said she was upset to the point of even crying sometimes. she was so upset with hunter that she was tearful and upset. reporter: hunter told police he was out with friends in downtown dallas the night christina disappeared and 20 miles away from that mall in plano. but when cops
reporter: the stars at night were big and bright. but by dawn, deep in the heart of texas there was no trace of christina morris. i didn t sleep for 24 hours. i stayed up all night. reporter: by wednesday morning, four days after christina vanished from the fancy shopping center, her mom jonni was growing frantic. i called every police department. i called every hospital because you never know. reporter: the calls led nowhere, and jonni felt helpless in oklahoma, so she and her husband packed their bags and drove the four hours down to plano. straight to the parking garage where christina s car had been found. you came straight here. yes. even though this was the one place in dallas where you can pretty much guarantee police had searched pretty thoroughly. yes. but you re searching. you re walking all over the
place. yes. as a mom, i just couldn t believe that there s no way that there s no evidence that she didn t come out of this parking garage, that she had to still be here. reporter: jonni didn t find anything but she hoped maybe someone in the neighboring apartments heard or saw something. how many doors you knock on total do you think? oh gosh. 50, 100. reporter: christina s friends were searching the shopping center too. we walked to restaurants. we talked to people. we walked the path that she possibly could ve walked that night. reporter: and plano police were also hitting the streets. they began to contact all of the the friends who were at the party that night, who had been at the bars and drinking with christina. reporter: including enrique arochi the guy who left the party with christina. the detective reached him at this sprint store, where he worked as a manger. hello? hi, enrique, this is detective cathy stamm of plano police department. reporter