Mr Cameron's interview with Total Politics magazine raised questions about the longevity of the coalition.
The report shows that in November 2007, Eurex, a clearing house, raised questions about the trades.
The Russians also raised questions about Tsarnaev's mother, Zubeidat Tsarnaev, according to several sources.
People have raised questions about the calculations on the numbers of bloggers for hire.
WSJ: America's Newest Profession: Blogging – Mark Penn, WSJ.com
Some have raised questions about whether Callan has continued to profit improperly through Alpha.
The arrests in Montreal and Toronto raised questions about Iran's murky relationship with the terrorist network.
While some in Panama City raised questions about the proposed airport, an environmental group took action.
But a number of incidents have raised questions about the quality of the build-out.
The value dropped dramatically after a car conservator society raised questions about its authenticity.
Press accounts raised questions about just how safe it was to buy land in Mexico.
The incident has again raised questions about how much China's army tells its civilian leaders.
Nevertheless, the crisis has raised questions about his ambition to succeed Mr Chirac as president.
ECONOMIST: A wounded nation resorts to extreme measures | The
Among others, his victory raised questions about how it might affect Egypt's relations with Israel.
Shadow environment secretary Mary Creagh said the latest revelations raised questions about the extent of the scandal.
Londell McMillan, Jackson's lead attorney, raised questions about "a suspicious circle of relationships" involving Branca and McClain.
But earlier this week, an influential analyst raised questions about the Pravachol study that could blunt its impact.
Several major U.S. allies, led by France and Germany, raised questions about U.S. plans for a missile defense.
The current cases also come as recent studies have raised questions about the accuracy of canine drug alerts.
The public inquiry also raised questions about the power the Department of Health wielded over the health service.
The move raised questions about Facebook's online advertising business, which currently generates the bulk of the company's revenue.
But the case raised questions about the extent of Shiite-led Iran's relationship with the predominantly Sunni Arab terrorist network.
During the campaign, Hollande also raised questions about Sarkozy's decision in 2009 to place French troops under NATO command.
Gynecologists raised questions about selection bias in a two-year study released last year by Mayo Clinic gynecologist Elizabeth Stewart.
The break raised questions about whether the two would ever play together again.
CNN: Beach volleyball duo bid a golden farewell at London Games
And now to someone who's long raised questions about the preemptive war doctrine.
No one raised questions about the current level of Microsoft's own competitiveness--or its bruising battle with Internet king Google.
For the first time, this raised questions about how the church spent the money collected weekly from its parishioners.
Russian leaders have raised questions about U.S. intentions about providing Georgia with arms.
But the recent spate of suicide bombings has raised questions about that timetable.
But Reno raised questions about whether her views on the issue differ from those of FBI Director Louis Freeh.
CNN: AllPolitics - Reno, Freeh Discuss Independent Counsel For Fund-Raising
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