Bringing WWII into American living rooms, his radio reports during The Blitz famously began "This... is London"
... His 
reports, especially during the Blitz, began with what became his signature 
opening, ... 1940: Good night and good luck was Edward R. Murrow's famous 
sign .... journalists Edward R. Murrow, left, and Larry LeSueur shown during 
World War II.