Daryl Johnson, centre, screams, "Four more years," for Gov. Rick Scott along with the crowd of supporters as they watch the election results at the Hyatt Regency Coconut Point in Bonita Springs
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US mid-terms: Republicans win control of the Senate

The Republicans have won control of the Senate in the US mid-term elections, increasing their power in the final two years of Barack Obama's presidency.

The party won in Arkansas, Colorado, Iowa, Montana, North Carolina, South Dakota and West Virginia.

And it is expected to post more gains as votes are counted in other states.

Barbara Plett-Usher reports.

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