Eyewitness Presidents is an updated edition of DK s classic look at America s presidents in addition to the CD, wall chart, and extra 8 pages, the book will be updated to include information about the winner of the 2008 election, Barack Obama.Eyewitness Presidents is an updated edition of DK s classic look at America s presidents in addition to the CD, wall chart, and extra 8 pages, the book will be updated to include information about the winner of the 2008 election, Barack Obama.