31.   Plaintiffs will often challenge the results of a placenta test by arguing that the material was handled incorrectly and possibly contaminated.

32.   Second-place finisher Robb Pitts, who challenged the results, said he will live with whatever the recount shows.

33.   She is elected freshman class president, but when the runner-up challenges the results, the election is left unresolved.

34.   Smaller companies that dropped out of the auction as the bidding escalated are likely to challenge the results.

35.   Some experts have challenged the results, saying that the survey questions were so ambiguous that they were subject to misinterpretation.

36.   That was enough for Fazio, who said he did not plan to ask for a recount or challenge the results.

37.   The chaos that attended the polling, however, has given opposition leaders grounds to challenge the results, raising fears the country might descend into political violence.

38.   The elections produced a number of very close races, and some losers are challenging the results, saying fraudulent registrations may have cost them victories.

39.   The parties can challenge the results before the State Elections Council until Wednesday, when the final official results are to be issued.

40.   The Rev. Al Sharpton, who had hoped for a runoff, has gone to court to challenge the results.