Senate polls: GOP leads in North Dakota, 4 other races close

Politico ---------- New Fox News polls of five battleground Senate races show three key states too close to call, while North Dakota has trended sharply in favor of Republicans and the GOP has opened a narrow edge in Tennessee. Republican Rep. Kevin Cramer has a double digit lead over Democratic Sen. Heidi Heitkamp in the North Dakota poll, with 53 percent of likely voters picking the Republican and 41 percent supporting the Democrat. Last month, Cramer led Heitkamp by 4 points in a survey of the race. To learn more click on the picture below to read the article.