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How the government shut down is being reported in the US

The US government has begun a partial shutdown after the two houses of Congress failed to agree a new budget.

The Republican-led House of Representatives insisted on delaying President Barack Obama's healthcare reform - dubbed Obamacare - as a condition for passing a bill.

On ABC's 'Good Morning America' the immediate impact was assessed with an onscreen clock used to show how many hours and minutes the government had been shut down.

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