Prize-winning writer who blended journalism with history was 73
                                
                                
                                    (Newser) -
                                    David Halberstam, a Pulitzer Prize-winning journalist who wrote definitive annals of everything from the Vietnam War to pro football, was killed in a car crash in Menlo Park, Calif., today. Halberstam, who wrote 21 books, was on his way to interview former New York Giants quarterback Y.A. Tittle when...