Actor and comedian George Carlin 71, whose staunch defense of free speech in his most famous routine, "Seven Words You Can Never Say on Television," led to a key Supreme Court ruling on obscenity, died Sunday June 22, 2008. A publicist said the legendary comedian died of heart failure at a hospital in Santa Monica, Calif.
At left, Carlin poses in a New York hotel, March 19, 2004.
(Gregory Bull/file/AP Photo)