Republicans will win the US Senate majority, CNN projects, shifting the balance of power in Washington and putting the chamber in position to boost Donald Trump’s presidency.

With several races still to be declared, Republicans now have 52 seats in the chamber and will assume control under a yet-to-be-chosen Republican leader when the new Congress convenes in January.

The Senate takeover was the first big success of the night for Republicans, while the destiny of the House of Representatives, where the GOP is trying to defend its narrow majority, remains up in the air.

The new GOP Senate will be in a position to back Trump’s agenda and to resume the ex-president’s significant reshaping of the judiciary with scores more conservatives.

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