Astros manager Dusty Baker says he will retire - ESPN
Piniella says he's retiring after Sunday's game - The San Diego Union-Tribune
Cubs manager Lou Piniella retiring after season
Card Corner: Lou Piniella
Chicago Cubs: News, scores, updates and analysis - Chicago Sun-Times
Lou Piniella, former Yankees manager and player, will retire as manager of Cubs at end of season – New York Daily News
Cubs manager Piniella retiring after Sunday's game
Lou Piniella Calls It a Wrap, Retires Early
Chicago Cubs manager Lou Piniella retires to be with ailing mother
Lou Piniella - IMDb
Sweet Lou (Piniella) Retires Mid-Season From Chicago Cubs and Baseball. Who Will Replace Him?