Article continues below advertisementThe sister of Today star Savannah Guthrie still has eyes on her as the investigation into their mother's disappearance enters the one-month mark. On February 25, Briana Whitney - a true crime correspondent for Arizona's CBS 5 - reported authorities are still holding Annie Guthrie's car, revealing she'd received the following statement from the sheriff's department: "All we can say at this time, the vehicle is still part of the investigation.