A powerful group of business organizations has pushed for the liability shields and donated generously to McConnell and other Republicans.
Photo by Alex Wong/Getty ImagesThe Chamber of Commerce's big giveThe Chamber of Commerce has been among the most vocal proponents of liability protections.
Overall, however, Walmart's workers and PAC gave about evenly to Democrats as to Republicans this election.
Its PAC gave $9,000 to McConnell's campaign and gave $3,000 to Cornyn.
During the past three decades, McConnell has received robust support from some of the industries lobbying hard for liability protections.