Nancy Guthrie s disappearance shocked Arizona and drew national attention, investigators are still searching for answers. While no suspect has been publicly identified, experts believe new technology could play a key role in moving the case forward.According t... Nancy Guthrie’s disappearance shocked Arizona and drew national attention, investigators are still searching for answers. While no suspect has been publicly identified, experts believe new technology could play a key role in moving the case forward.According to Fox News Digital, FBI sources recently indicated that investigators are discussing the use of additional technological tools in the ongoing probe. Although officials declined to provide specifics, the development has fuelled fresh speculation about where the investigation could be headed next.The investigation into Nancy Guthrie’s suspected abduction from her Tucson home remains active, with authorities continuing to examine evidence collected over the past several months.ALSO READ: Is Savannah Guthrie done with the official investigation? Here's why she is spending $500K on private investigators for her missing mom, Nancy GuthrieWhat technology could help solve the case?Morgan Wright, CEO and founder of the National Center for Open and Unsolved Cases, believes the next major breakthrough could come from technology rather than traditional investigative methods, as per Fox News.Speaking with Fox News Digital, Wright said investigators may be focusing on three primary areas. The solution to this case is going to be, I think, something technical, something that they come up with — new ways of analyzing data, he told Fox News Digital. I'm looking at the video, the video forensics, signals analysis, blockchain kind of stuff. According to Wright, enhanced video analysis could help investigators identify either the suspect or a vehicle connected to the case. Signal analysis could involve reviewing cellphone or advertising-related data, while blockchain investigations could potentially reveal information about the ransom and extortion attempts linked to the disappearance.ALSO READ: Nancy Guthrie’s case took another unexpected turn: Ancient skeleton found near search area- here's what it means for the case If I'm going to put it into three buckets, I'd say it's going to come out of one of those three buckets, Wright added.He noted that investigative genetic genealogy could also eventually provide answers, although he said that would not qualify as new technology.131465035Why do experts believe only one suspect was involved?Morgan Wright said the evidence that has been publicly discussed points toward a lone suspect. I don't know that there's anything else to indicate a second person, he said.He pointed to surveillance footage showing only one individual and noted that no one has stepped forward to claim the reward now exceeding $1.2 million, as per Fox News.Wright also suggested that the suspect’s actions around the home’s security camera may provide clues. That's likely why the suspect was seen struggling to obscure the camera and eventually took it with him, he explained, adding that the goal may have been to conceal the vehicle rather than the suspect's face, which was already covered. The blood trail stops at the edge of the driveway, he said.