1.   Further clouding the chances of a patient protection bill, Republicans refused to let Democrats include a way to pay the costs of a bill.

2.   MCI also emerged as a candidate in recent months, though the merger with BT was initially seen as clouding its chances.

3.   When White House aides first asked him whether he had anything in his past that might cloud his chances at winning confirmation, he volunteered that information.

4.   Opal clouded chances to send space shuttle Columbia on a long science mission.

5.   Opal also clouded chances to send space shuttle Columbia on a long science mission.

6.   Such differences are clouding the chances of peace anytime soon.

7.   That had clouded chances of getting them on board for a cease-fire in the region.

8.   The vehement opposition had clouded chances of getting the rebels on board for a cease-fire.

9.   Kim was replaced in a sweeping cabinet reshuffle last week, clouding his chances in the race.