This U.S. city is turning into an innovative place for retirees By: MarketWatch January 19, 2018 at 05:02 AM EST Leaders of Louisville, Ky. want the city to be a center of innovation for improving the quality of life for a growing elderly population. Read More >> Related Stocks: AT&T Inc Humana Intel Corp Kindred Healthcare, Inc. Common Stock Lenovo Group Ltd ADR Samsung Electronics Ltd