India, Feb. 13 -- FBI investigators have doubled the reward to $100,000 for information leading to Nancy Guthrie, the 84-year-old mother of "Today" show host Savannah Guthrie, who was abducted from her Arizona home February 1, as authorities release new suspect details and deny reports of investigative conflict.

Who is the suspect captured on doorbell camera? The FBI is seeking a male approximately 5 9 to 5 10 tall with an average build who was recorded on surveillance footage at Nancy Guthrie's residence the morning she vanished. The suspect was wearing a distinctive black, 25-liter Ozark Trail Hiker Pack backpack at the time of the incident. Authorities believe Guthrie was abducted from her Catalina Foothills home, and despite more tha...