India, May 13 -- Nancy Guthrie Case Latest News: More than 100 days after the disappearance of Nancy Guthrie from her Tucson, Arizona home, investigators insist the case remains active and far from forgotten. The high-profile investigation has continued to draw national attention, especially after Pima County Sheriff Chris Nanos publicly vowed that authorities would not allow the case to go cold.

Nancy is the mother of Today co-anchor Savannah Guthrie, was last seen on January 31. Despite months of searches, interviews and forensic work, no suspect has been officially identified while authorities now believe advanced DNA analysis and forensic genealogy may ultimately become the breakthrough investigators have been waiting for.

Nancy Gut...