for a walk in the reserve. what are we supposed to do? go tree to tree, following him back to the woods? i mean, you know, it just wasn t there with the information we had. in this case. reporter: petito s remains were found in wyoming on september 19th. the coroner ruling it a homicide. police say they never spoke with laundrie before he left the home he and petito shared with his parents. they did not see or speak with him during the visit on september 11th, the day petito s parents reported her missing. authorities visited the home on september 17th when laundrie s parents reported him missing but refused to answer questions about his whereabouts, behavior police described as odd. police did not see or speak with brian during that visit. police also confirming they do not have the cell phones laundrie or petito used in the cross-country report. cnn previously reported that laundrie bought a new cell phone in north port on september 4th
going to go find him back through the woods? i mean, um, you know, it just wasn t there with the information we had. in this case. reporter: petito s remains were found in wyoming on september 19th. the coroner ruling it a homicide. police say they never spoke with laundrie before he left the home he and petito shared with his parents. they did not see or speak with him during their visit on september 11th, the day petito s parents reported her missing. authorities visited the home, again, on september 17th when laundrie s parents reported him missing but refused to answer questions about petito s whereabouts. behavior police described as odd. police did not see or speak with brian during that visit. police also confirming they do not have the cell phones laundrie or petito used during their cross-country trip. cnn previously reported laundrie bought a new cell phone from an at&t store in north port on september 4th and left it behind on september 13th. laundrie has not been charged
search of the carlton reserve for laundrie. the next day, human remains are found in a remote location near grand teton national park. autopsy results confirm the remains found are those of gabby petito. the cause of death ruled a homicide. that was amara walker. thank you, amara for that. now more on our breaking news tonight. the big development in the case of gabby petito, the fbi saying a federal arrest warrant has been issued for her fiance, brian laundrie, related to his activities after petito s death, which has been ruled a homicide. this happening as investigators are still searching for laundrie in a swampy nature reserve in florida, and so far coming up empty. i want to discuss now with captain ron johnson, who is retired from the missouri state highway patrol. captain johnson, thank you very much. it s good to see you this evening. we appreciate you joining us. a federal warrant has now been issued for brian laundrie. this is now officially a nationwide manhunt. how does
account. it was the next day, on august 26th, that a woman tells the san francisco chronicle she saw laundrie in his van in spread creek, a camping ground near where petito s body was later discovered. i m 100% certain that i did see him parking his van, and it was just him. there was no gabby. reporter: a day later, the petito family received what appeared to be the last text message from her. petito mother found the text odd, telling police she never called her grandfather by that time. that same day a louisiana couple says they saw petito in tears and laundrie visibly upset during an incident at a jackson, wyoming, restaurant. she was standing on the sidewalk crying, and he walked back in and was like screaming at the hostess. reporter: on august 29th, this woman says she and her boyfriend picked up laundrie hitchhiking in an area near where petito s remains were later discovered. he then told us he s been camping for multiple days without his fiancee.
reporter: the next day the petito family received the last text message from petito s phone but they re skeptical it came from her. quote, no service in yosemite. according to police, laundrie suddenly returned to the north port, florida home he shared with petito and his parents but without petito. a neighbor said she last saw laundrie outthe family home the weekend of september 10th. i thought it was a normal they were going for a walk kind of thing. so never thought anything about it. reporter: it s the same weekend petito s family report her as missing on september 11th. the laundries refused to cooperate with authorities. whatever you can do to make sure my daughter comes home, i m asking toer that help. reporter: days later, laundrie disappears. that evening, authorities execute a search warrant in the couple s van and recover an external hard drive. but it wasn t until four days later, september 18th, that authorities begin a massive