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Senate Minority Leader Mitch McConnell of Ky.,  joined by his wife, former Labor Secretary Elaine Chao, celebrates with his supporters at an election night party in Louisville, Ky.,Tuesday, Nov. 4, 2014. McConnell won a sixth term in Washington, with his eyes on the larger prize of GOP control of the Senate. The Kentucky Senate race, with McConnell, a 30-year incumbent, fighting off a spirited challenge from Democrat Alison Lundergan Grimes, has been among the most combative and closely watched contests that could determine the balance of power in Congress. (AP Photo/J. Scott Applewhite)
Senate Minority Leader Mitch McConnell of Ky.,  joined by his wife, former Labor Secretary Elaine Chao, celebrates with his supporters at an election night party in Louisville, Ky.,Tuesday, Nov. 4, 2014. McConnell won a sixth term in Washington, with his eyes on the larger prize of GOP control of the Senate. The Kentucky Senate race, with McConnell, a 30-year incumbent, fighting off a spirited challenge from Democrat Alison Lundergan Grimes, has been among the most combative and closely watched contests that could determine the balance of power in Congress. (AP Photo/J. Scott Applewhite)

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Is this a short-term GOP win?

CNN's Senior Political Analyst David Gergen says not to discount the Democrats in future elections.

Is this a short-term GOP win?

CNN's Senior Political Analyst David Gergen says not to discount the Democrats in future elections.