CBS's Mark Knoller: Unofficial Record-Keeper of the Presidency

How Knoller got the title.

More than a decade ago during the Clinton presidency, CBS's Mark Knoller started keeping meticulous records on almost everything the president does. It continues today. Knoller records everything from the number of speeches, how long did the speech ran and where did the president go. He records all data on the number of flights on Air Force One, Marine One and how many times the prez has played golf and where. Fox News goes behind the scenes and talks to the man that just about every person in the news and every blogger follows to find information about the president. Knoller has accumulated an incredible amount of data. He says, 'It's my life'