Loews Corporation is a holding company. The Company, through its subsidiaries, is engaged in commercial property and casualty insurance; operation of offshore oil and gas drilling rigs; transportation and storage of natural gas and natural gas liquids and gathering and processing of natural gas, and operation of a chain of hotels. The Company's subsidiaries include CNA Financial Corporation (CNA); Diamond Offshore Drilling, Inc. (Diamond Offshore); Boardwalk Pipeline Partners, LP (Boardwalk Pipeline), and Loews Hotels Holding Corporation (Loews Hotels). CNA's insurance products include commercial property and casualty coverages, including surety. CNA's services include risk management, information services, warranty and claims administration. Diamond Offshore is engaged, through its subsidiaries, in the business of operating drilling rigs that are chartered on a contract basis for fixed terms by companies engaged in the exploration and production of hydrocarbons.