The ruling does not expose the content of the messages, nor information on other Twitter users who follow the accounts.

The ruling could expose insurers to billions of pounds in additional claims for respiratory illness and cancer that has been linked to asbestos.

But military lawyers said the rulings exposed a flaw that would affect every other potential war-crimes case here.

In opposition, the federal government cited the concern that an adverse ruling could expose it to massive liability for its nationwide flood control efforts.

Despite the mixed decision, analysts said the ruling will expose more formerly state-owned companies to cross-border mergers.

The ruling in Houston - out of left field - exposed that.

Defense lawyers said the ruling was far from absurd and exposed a flaw in the American justice system that had been ignored too long.

The ruling exposes the city to tens of millions of dollars in damage awards.

The brief said that the appeals court's ruling "exposes the states to the potential of costly litigation challenging decisions in every child welfare case."

Mr. Zelin said the ruling could expose school districts around the country to tremendous costs for programs that would have minimal impact.