Catching a killer sometimes comes down to blood evidence. Catching a killer sometimes comes down to blood evidence. Now, a local college is making sure forensic experts have the skills they need with ...

Blood spatter evidence shows Nancy Guthrie made a last stand on her porch before being abducted, and the suspect made key ...

The search for 84-year-old Nancy Guthrie continues as investigators and forensic experts examine new details tied to her disappearance. Guthrie, the mother of Today co-anchor Savannah Guthrie, has ...

FBI specialists are analysing blood from missing Tucson grandmother Nancy Guthrie's porch as deputies return to the home amid ...

HOUSTON, Texas (KTRK) -- How did blood end up on the back of the nametag sticker put on A.J. Armstrong hours after his parents were shot to death seven years ago, and whose blood is it? Questions ...

Guthrie has now been missing for more than three months. Blood evidence shows Nancy Guthrie was alive when removed from her Tucson home, says former FBI agent. “She did [fight],” said ex-FBI agent Jim ...

HOUSTON, Texas (KTRK) -- Even after AJ Armstrong's time in a criminal courtroom concludes, he may have more matters to handle on the civil side of the law and in a federal courtroom. According to a ...

DURANGO, Colo. (KDVR) — A forensic scientist and expert for the defense told jurors in Mark Redwine’s murder trial that there was not conclusive blood evidence that a violent death occurred in the ...

India, May 18 -- The investigation into the disappearance of Nancy Guthrie has taken another important turn after Pima County ...

A former FBI profiler says blood spatter on Nancy Guthrie's porch indicates a single abductor took Savannah Guthrie's mother from her Tucson home.