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Former President Bill Clinton attends the 2011 New York University commencement at Yankee Stadium on May 18, 2011 in New York City.
Most colleges have had their commencement ceremonies, and many high schools will have them in the coming weeks. Our producer, Steve Proffitt put together a collection of moments from some of the best graduation speeches of 2011. In the piece you'll hear: Arianna Huffington, Bill Clinton, President Barack Obama, actors Tom Hanks, Denzel Washington and Amy Poehler, and House Speaker John Boehner.