WILDOMAR, Calif. - In a letter to a local newspaper, Army Sgt. Nathan Bouchard explained why he was fighting in Iraq. "You ask, 'Why, why are we in the Middle East? Why don't we leave Saddam alone? Why do we even get involved?' It is because somebody has to," read Bouchard's letter, which was published in April 2003 in the Riverside Press-Enterprise. "Problems do not go away just by closing your eyes or turning your back or burying your head in the sand," Bouchard said. "This freedom we have was not free." He was raised in Wildomar, about 80 miles...