NEW YORK (AP) — Don Hewitt, the CBS Newsman who invented "60 Minutes" and produced the popular newsmagazine for 36 years, died Wednesday. He was 86. He died of pancreatic cancer at his Bridgehampton home, CBS said. His death came month after that of fellow CBS legend Walter Cronkite.Hewitt joined CBS News in television's infancy in 1948, and produced the . . .