11.   And what should be done to protect a resource as plentiful and as easy to waste as a skyful of emptiness?

12.   And what the United States needs to do to protect its people should not be subordinate to developing an international consensus.

13.   Andersen must also provide the court with details about steps under way to recover Enron-related documents and what is being done to protect existing records.

14.   Beyond that, the candidates were vague on what they would do to protect the long-term viability of the Social Security system.

15.   Abortion rights supporters contend it is a rarely used procedure, done to protect the health -- and many times the life -- of the mother.

16.   Brokers are mixed on what investors should do to protect themselves from the high costs of trading in volatile markets.

17.   Burns, like the president, declined to specify what was being done to protect those who had worked with the United States.

18.   But as more is learned about their travels, he said, more might be done to protect them.

19.   But beyond that, there is little that can be done to protect the pictographs, Cooper warned the board.

20.   But environmental groups said they will take the Interior Department to court over the Maine case, as they have done to protect other species across the country.