David Halberstam ( April 10 , 1934 -- April 23 , 2007 ) was an American journalist and historian , known for his work on the Vietnam War , politics , history , the Civil Rights Movement , business , media , American culture , and later , sports journalism .
David Halberstam ( April 10 , 1934 -- April 23 , 2007 ) was an American journalist and historian . He was known for his early work on the Vietnam War , his work on politics , history , the Civil Rights Movement , business , media , American culture , and his later sports journalism .