Aetna Mulls Sale of Property-Casualty Unit: Hartford, Conn.-based Aetna Life & Casualty Co. said for the first time that it may sell its property and casualty business as part of its restructuring. The largest publicly traded U.S. life insurer released a statement following a directors meeting that said it is “continuing to review strategic options for all its businesses, which may result in acquisitions, sales or spinoffs . . . including the possible sale of its property-casualty business.” Aetna released the statement after the close of trading. The company’s stock fell $1 to $73.375 after rising $2.375 on Thursday on the New York Stock Exchange on speculation of a spinoff or sale.