The FBI says a glove containing DNA was found about two miles from Nancy Guthrie's Arizona home and appears to match those worn by a masked person outside her front door the night she vanished.

The FBI has released identifying information about Nancy Guthrie's potential abductor, and a renowned forensic artist shared her sketch.

The FBI has turned to a range of advanced forensic tools, including its NGI system, to unravel the mystery of who abducted 84-year-old Nancy Guthrie.

Nancy Guthrie was last seen at her home in the Catalina Foothills on Jan. 31. She was reported missing the next day when she didn’t show up for church. Her disappearance triggered a large search and investigation, with the FBI and other local, state, and federal agencies helping the PCSD.

WAVY News 10 Investigative Reporter Chris Horne interviewed Retired FBI profiler Mary Ellen O'Toole about the Nancy Guthrie disappearance, a case that's gripping the nation.

WASHINGTON (AP) — Kirk Odom was convicted of a 1981 rape and robbery after a woman identified him as her attacker and an FBI specialist testified that hair on her nightgown was similar to hair on Odom’s head. But DNA testing some 30 years later ...

Forensic DNA consultant Suzanna Ryan explains the process that takes place when testing DNA in a case like Nancy Guthrie's on 'The Will Cain Show.'