IE 11 is not supported. For an optimal experience visit our site on another browser.

Walter Cronkite's WWII letters home shape new book

05:48

Walter Cronkite IV, the grandson of news legend Walter Cronkite, joins Morning Joe to discuss "Cronkite's War," a book compiling the elder Cronkite's personal WWII letters to his wife Betsy. Cronkite was a reporter in London and Brussels during the war.