WATCH: Savannah Guthrie says tipster can stay anonymous and still receive $1 million reward

Nearly one month after Nancy Guthrie was abducted from her home, Savannah has renewed her plea for the critical tip that could lead to her mother.

​Nearly one month after Nancy Guthrie was abducted from her home, Savannah has renewed her plea for the critical tip that could lead to her mother.  WNT Nearly one month after Nancy Guthrie was abducted from her home, Savannah has renewed her plea for the critical tip that could lead to her mother.