should jennifer soto face criminal charges in connection with her daughter's death?weigh in on true crime news.com. where you can also watch the full police interrogation. we have an update on the gabby petito stor. you may remember she went on a cross-country adventure with her boyfriend brian laundrie, documenting it all on social media. then she went missing and was found dead. murdered by laundrie. now, three years later, newly released body cam video by police shows how his parents reacted during the investigation. in the video, brian's parents are seen refusing to cooperate with officers looking for gabby petito after she went missing. >> you don't want to talk to us. >> despite officers pleas to help provide any information that might shed light on the case, laundrie's parents, christopher and roberta, remain tight lipped. laundrie committed suicide and penned a handwritten note admitting to murdering petito. when we come back, a stunning single mom murdered and her mother, a former cop, hunts down her killer. >> i decided to take matters into my own hands. >>