The stock recovered in time for the market close, but not before some investors questioned the future of video rentals and the delivery format that will reign supreme.

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General Jackson had given evidence before the documents were received and, therefore, was not questioned about them at the time.

BBC: Sir Mike was a captain in the Parachute Regiment at the time

It has not been done before in the eurozone crisis, its legality may be questioned and the risks and consequences are unknown.

BBC: EU leaders gamble in Cyprus bank bailout

Unlike the Barry Bonds and Roger Clemens case, in which both baseball stars testified before a federal grand jury and Congress and were accused of lying under oath, Armstrong was not questioned by federal authorities under oath, and therefore was not exposed to potential criminal perjury charges in the Los Angeles case, the source said.

CNN: January 19, 2013 -- Updated 0035 GMT (0835 HKT)