Steward Health Care, an embattled hospital chain that has been the focus of federal scrutiny, has filed new court papers blaming the company's financial woes on its founding chief executive. The company alleges that the ex-CEO and three former colleagues misappropriated hundreds of millions of dollars and drove the chain into bankruptcy .

A new analysis shows that health insurance premiums for Obamacare are set to soar next year, as financial help that subsidized the cost expires. Congress is not likely to extend the subsidies.