The disappearance of Today show co-host Savannah Guthrie’s mother Nancy Guthrie remains unsolved even after investigators retrieved video footage of a possible suspect in front of her doors on the ...

Alex Sundby is a senior editor at CBSNews.com. In addition to editing content, Alex also covers breaking news, writing about crime and severe weather as well as everything from multistate lottery ...

A member of the FBI's Evidence Response Ream searches an area around Nancy Guthrie's residence in Tucson, Ariz., on Feb. 11. Police say that DNA samples have been recovered in and around Guthrie's ...