Obama bought at least two bags of books today during a stop at Washington's Politics and Prose bookstore.
The Saturday after Thanksgiving has been promoted in recent years as "Small Business Saturday." It's designed to encourage shopping at independent stores in between the frenzy of Black Friday sales at large retailers and Cyber Monday deals from online sellers.
Obama browsed the racks with his daughters Malia and Sasha.
He held one shopper's baby and was encouraged by another patron to close the detention center at Guantanamo Bay, Cuba.