Army Maj. Steven Hutchison , 60 , becomes oldest American killed in Iraq . - March 6 : Psychology professor served tours in Vietnam , Afghanistan and Iraq . During interim , he stood by wife during her fight against cancer .
Army Maj. Steven Hutchison , 60 , becomes oldest American killed in Iraq . Hutchison retired after 22-year Army career , volunteered to return years later . Psychology professor served tours in Vietnam , Afghanistan and Iraq . During interim , he stood by wife during her fight against cancer .