 Graduated midshipmen toss their caps in the air upon the conclusion of the graduation and commissioning ceremonies at the US Naval Academy in Annapolis May 22, 2009.  | US President Barack Obama gets a chest bump from a graduating midshipmen during the graduation and commissioning ceremonies at the US Naval Academy in Annapolis May 22, 2009.  | A Midshipman graduate reacts as she meets US President Barack Obama at the 2009 US Naval Academy graduation in Annapolis, Maryland, May 22, 2009.  | US President Barack Obama (R) fist-bumps with graduate Chauncy Gray (L), of Chicago, while attending the 2009 US Naval Academy graduation in Annapolis, Maryland, May 22, 2009. |
 | John Sidney McCain IV, son of Arizona Senator John McCain, shouts "I do" upon completing his oath during the graduation and commissioning ceremonies at the US Naval Academy in Annapolis May 22, 2009. |
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