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How Sen. Warnock’s win in Georgia runoff election impacts U.S. political landscape

Voters in Georgia on Tuesday re-elected incumbent Democratic Senator Raphael Warnock, who beat out Republican challenger Herschel Walker in the state’s high stakes runoff election. NBC News’ Mark Murray breaks down what the political landscape in the U.S. looks like now that the midterm elections have officially been decided and how important a stronger majority in the Senate could be for Democrats heading into the next Congress.