The election race was n't decided until the last returns came in , and McConnell won by a thin margin -- only 5,200 votes out of more than 1.8 million votes cast , just over 0.4 % .
The election race was n't decided until the last polls returned came in , and McConnell won by a thin margin -- only 5,200 votes out of more than 1.8 million votes cast , just over 0.4 % .