Factor Flashback: Dr. Brady Barr May 14, 2012 Take a walk on the wild side with this Factor Flashback clip--this week we look at Bill's interview with Dr. Brady Barr of National Geographic Channel's "Dangerous Encounters." Go: Factor Flashback Posted by BillOReilly.com Staff at 5:15 PM Share this entry Discuss This Entry << Back to Happening on BillOReilly.com