Joni Ernst is backed by Karl Rove and the US Chamber of Commerce.
Apparently Sarah Palin and the Senate Conservatives Fund decided to further tarnish their reputations with endorsements too.
The Republican nominee for a critical Senate seat in Iowa is breaking with Tea Party groups on reauthorization of the Export-Import Bank.
told CNBC in an interview that aired Wednesday she supports the bank, despite the stiff opposition to renewing its charter from groups on the right.
While Ernst has garnered some Tea Party support, including endorsements from former Gov. Sarah Palin (R-Alaska) and the Senate Conservatives Fund
, she was one of the rare candidates who managed to unite the often-warring factions within the GOP ahead of her June primary. She was endorsed by the Chamber of Commerce, American Crossroads
and 2012 presidential nominee Mitt Romney, among others.
Ernst's Democratic opponent in Iowa, Bruce Braley, supports Ex-Im as well. Polls have Braley and Ernst in a dead heat in the race to replace retiring Sen. Tom Harkin (D-Iowa).