“Republicans fear that Vivek Ramaswamy’s explosive attack ad featuring his opponent’s estranged mother could cost them the Ohio governor’s race, based on new internal polling that shows him falling further behind,” Axios reports.“The private poll, commissioned by a Republican group, found Acton leading Ramaswamy by eight points — up from a two-point lead in the same poll earlier this month, before the ad began circulating on Oct. 19.”