Lance%20Corporal%20Alexander%20Arredondo%2c%20a%20U.S.%20Marine%2c%20was%20killed%20in%20combat%20in%20Najaf%2c%20Iraq%20on%20his%20father%20Carlos%3fs%20birthday.%20Sitting%20in%20a%20darkened%20room%20in%20his%20home%2c%20Carlos%20struggled%20with%20his%20feelings.%20%3fWhen%20I%20first%20approached%20my%20son%20Alex%3fs%20casket%2c%3f%20he%20said%2c%20%3fI%20thought%20it%20might%20be%20hard%20to%20recognize%20him%2c%20because%20we%20hadn%3ft%20been%20told%20yet%20what%20killed%20him%2c%20that%20he%20had%20a%20hole%20in%20the%20back%20of%20his%20head.%20But%20it%20was%20him.%20I%20lay%20on%20top%20of%20the%20casket%2c%20on%20top%20of%20my%20son%2c%20apologizing%20to%20him%20because%20I%20did%20nothing%20for%20him%20to%20avoid%20this%20moment.%20Nothing.%3f%20Since%20the%20death%20of%20his%20son%2c%20Carlos%20Arredondo%20has%20actively%20protested%20the%20wars%20in%20Iraq%20and%20Afghanistan.%0d%0a%0d%0aEugene%20Richards%2fReportage%20by%20Getty%20Images%2fThe%20Sunday%20Times%20Magazine