While the Veterans Administration struggles to repair the damage caused by shoddy -- and in some cases fraudulent -- handling of health care for American service members, benefits for millions who served their country in four wars were wiped out in a fire more than 40 years ago, leaving many battling to this day to collect their due. The blaze that ripped through the National Personnel Records Center in a St. Louis suburb shortly after midnight on July 12, 1973, consumed 16 million to 18 million official military personnel files long before computers kept such records safe from harm. Few...