Business Group Targets Sherrod Brown

The U.S. Chamber of Commerce is criticizing Democratic U.S. Senate incumbents in Ohio and Montana in a new round of tv ads designed to help Republicans gain control of the chamber.The ads that begin airing today criticize Ohio's Sherrod Brown for his votes on energy and Montana's Jon Tester on health care and energy. Tester and Brown have been top targets for months as the nation's largest business lobbying group has spent tens of millions of dollars in eight Senate races and dozens of U.S. House contests.