Labour MP Chris Bryant, a member of the culture select committee, said the BBC was moving in the right direction.

BBC: NEWS | Entertainment | BBC outlines post-Hutton reforms

Humans would have many thousands of years to select the appropriate asteroid and develop the necessary technology to deflect the giant rock in the direction of Earth.

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Another way might be to select a trade before the market closed but hold it in an open browser for execution until the direction of after hours trading became clear.

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