Nancy Guthrie, who has been missing for over two months, may have a breakthrough in her kidnapping case thanks to new forensic evidence. The Boulder County Sheriff's Office executed a search warrant in Longmont, Colorado, uncovering personal items belonging to Guthrie, including her fitness tracker, which contains heart rate data from the time of her abduction. More significantly, forensic teams discovered DNA and fingerprints from an abandoned SUV near the jogging trail in Superior, Colorado, which matched a person of interest previously interviewed by law enforcement. While the identity of this individual has not been disclosed, the presence of their DNA raises questions about their connection to Guthrie's case. Retired FBI agent Mark Lageman noted that such physical evidence could lead to a surge of tips from the public. Authorities have previously detained and questioned several individuals, but no suspects have been officially named. The investigation remains active as the community hopes for answers in Guthrie's disappearance.