[photo by RAY FISHER] LOS ANGELES TIMES: After a quarter century as host of “Larry King Live,” the centerpiece of CNN’s prime-time lineup and a required stamping ground for striving politicians and contrite celebrities, the 76-year-old announced Tuesday that he will be leaving the program this fall. In a nod to how much the medium has changed since King began broadcasting in 1957, he broke the news himself on Twitter. “The daily grind is tough,” King said in a phone call moments after his tweet went out. “And there are aspects of it, you know, when you’ve got to do […]