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The Gift: 'Percy Jackson' author offers a clue to his next novel
'Percy Jackson' author Rick Riordan has enchanted readers of all ages with his tales centered around mythology. Rock Center's Kate Snow sits down with the best-selling author to discuss his upcoming novel. Riordan gives a hint of the book's plot and reveals a piece of the cover. The full cover and title will be revealed on NBC's Rock Center on Monday, Jan. 9 at 10p/9c.