 Horse race tracking back in late 2021. Among these findings, 40% of Biden voters said he should end his campaign. That's up from 25% in May. The poll also showed Biden's vote share falling in every important swing state. Trump, seven-point lead in Michigan and Pennsylvania. Noted Democrats other than Biden were outperforming the president in the horse race against Trump. But Trump still wins in that horse race against Kamala and against Gavin Newsom.