No arrests have been made in the disappearance of 84-year-old Nancy Guthrie, but that hasn't stopped the public from zeroing in on her son-in-law Tommaso Cioni. With the search still ongoing, old videos of Cioni have resurfaced online - and they're painting a very different picture of him than what has been circulating on social media. All eyes on Tommaso Cioni Neither the Pima County Sheriff's Department nor the FBI have officially named any suspects. By: Pima County Sheriff's Depart/MEGA So far, neither the Pima County Sheriff's Department nor the FBI have officially named any suspects.