In Argentina, as people were taken from their homes or universities and bundled into unmarked vehicles, the uncertainty lingered longer.

Based on the way similar Medicare investigations have proceeded, she said, the "uncertainty could linger for quite some time."

"Some uncertainty lingers" over the rule allowing the maul to be pulled down, as it "negates to an extent a quintessential element of the game".

And the longer the uncertainty lingers, the more morale could suffer.

Doubt and uncertainty linger with sexual obsessions.

As the uncertainty over his death lingers, Mr. Federicci is quickly becoming a martyr to the environmental cause.

With the city being evacuated and with an estimated two months until power returns, uncertainty lingers.

Despite the House vote, uncertainties linger.

But he said Treasuries would still be a refuge for investors if stocks fell and uncertainty about the outcome lingered.

Bitter uncertainty still lingered in his eyes.