Associated Press
This image provided by Thomas Saenz, shows Saenz in Kabul, Afghanistan. Finals week can be grueling for many college students but for Thomas Saenz it was also treacherous: The Navy commander _ who was getting his master's degree while fighting in Afghanistan _ needed armed guards and an armored car to get to his exam site in Kabul. Bomb explosions also caused him to miss class a few times. But Saenz persevered. His class graudates Friday.(AP Photo/Thomas Saenz)

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