Hilton Worldwide is talks with the Blackstone Group and other investors to purchase Waldorf Astoria resorts in Key West, Fla., and Orlando, Fla., as well as the Parc 55 Wyndham Hotel in San Francisco. The reason for the acquisitions is to defer payment of capital-gains taxes from its sale of the Waldorf Astoria New York, sources said. The Parc 55 hotel is expected to sell for as much as $550 million. Read the Bloomberg Businessweek story here