Two bellwether states in the midterm Senate scramble feature races that are statistically dead even, with 72 hours to go before the polls open. Iowa, where GOP state senator Joni Ernst is battling Democrat Rep. Bruce Braley, and North Carolina, where incumbent Senator Kay Hagan is facing off against NC Speaker of the House Thom Tillis, are both too close to call, and desperately needed by both parties to swing control of the upper chamber their way. Politico: New CNN/ORC International polls released late Friday show the closely watched Senate races in Iowa and North Carolina in virtual dead heats. Iowa Republican Joni Ernst leads Democrat Bruce Braley by 2 points among likely voters, 49 percent to 47 percent. In North Carolina, Democratic Sen. Kay Hagan leads Republican Thom Tillis by 2 points among likely voters, 48 percent to 46 percent. Barack Obama has seen a slight uptick in his approval rating since last month in both CNN polls. The president’s approval is...(Read Full Post)