21.   George E. Powell III will leave Yellow at a time of great turmoil and uncertainty for the trucking company.

22.   Granted, all that lends itself to some uncertainty for Giants fans, but it seems to bring a more competitive team.

23.   He leaves the future filled with uncertainty for the woman who has worked hard to straddle two cultures.

24.   He remains a menace and a source of uncertainty for the world.

25.   It fosters a climate of uncertainty for student-athletes, enlarging the pool of recruits who might be bypassed for not having qualified by signing day.

26.   Like a recurring nightmare, the franchise is faced with ownership uncertainty for the fourth time in the last three years.

27.   Many stock analysts believe a Microsoft settlement would remove one uncertainty for investors.

28.   More uncertainties for a team mired with bad luck?

29.   Medicaid presents an area of major uncertainty for New York, as for other states, because no one can be sure how fast medical costs will rise.

30.   Now there is added uncertainty for WPIX beyond negotiating a price.