New Delhi, Feb. 4 -- Savannah Guthrie, best known as a co-anchor of NBC's Today show, has recently stepped back from the show temporarily as her authorities search for her mother, Nancy Guthrie, who has been reported missing in Arizona under circumstances now being investigated as a possible abduction.

Born in Victoria, Australia, Savannah Guthrie was raised in the United States after her family returned when she was a toddler. She grew up in Tucson, Arizona, where her father worked in the mining industry. Her life changed dramatically when her father died suddenly of a heart attack when she was just 16 years old.

Following his death, Savannah's mother, Nancy Guthrie, became the central pillar of the family, raising Savannah and her sib...