1.   Another official, arguing that the report did not necessarily undercut the case for a missile defense, said some of the findings represented worst-case scenarios.

2.   But government attorneys, led by chief counsel David Boies, were quick to dispute talk that the deal undercuts their case.

3.   But such testimony can undercut a case as well.

4.   Such thoughts, he says, may undercut the case for urgent aid to the most impoverished people.

5.   Uncertain surpluses undercut their case.