Hollywood's been beguiled and bedeviled by Ayn Rand's Atlas Shrugged since it was published in 1957. Fifty years later, why hasn't it been made into a movie?  We talk to legendary producer Al Ruddy, the first guy to get Rand's go ahead…in 1974.  (This is a rebroadcast of a program that originally aired on September 8. However, the "Hollywood News Caravan" is new.)