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A look at one of the key Senate races: Sen. Mitch McConnell vs. Alison Lundergan Grimes.
(CNN) - Rep. Eric Cantor will relinquish his leadership position as the No. 2 House Republican, he announced Wednesday after losing his Virginia primary in a stunning upset.
"While I may have had suffered a personal setback last night, I couldn't be more optimistic about the future," he said at a news conference on Capitol Hill, calling for Republican unity ahead of November midterms.
"Now, while intend to serve out my term as member of Congress in the seventh district of Virginia, effective July 31, I will be stepping down as majority leader," he said.