Article continues below advertisementSavannah Guthrie's family - including spouses - were cleared as suspects early in the search for Nancy Guthrie, according to Pima County Sheriff Chris Nanos. The sheriff confirmed to local Tucson's KOLD 13 News on Monday, February 16, that the Guthrie family members were ruled out as suspects within the "first few days" of the investigation and had been "100 percent cooperative" in the search.