Article continues below advertisementDoorbell camera footage from residents in Nancy Guthrie's Tucson, Ariz., neighborhood could provide new leads into her February 1 disappearance.On Thursday, February 26, it was revealed that Catalina Foothills homeowners Elias and Danielle Stratigouleas obtained video of 12 different cars that passed by the front of their property on the same morning Savannah Guthrie's mom went missing.