New biography questions president's memoir – Buzzfeed's Ben Smith on whether the discrepancies matter

A new biography about President Obama contains some startling new revelations. The book, David Maraniss's "Barack Obama: The Story" questions the president's history as detailed in Obama's memoir, "Dreams from my Father." The new book details discrepancies between what we've been told about President Obama's life and what Maraniss says really happened.

Ben smith, Buzzfeed.com's editor-in-chief, shares his analysis of the book and whether the discrepancies really matter.