Biden leads Trump in critical states of Pennsylvania, Wisconsin and Michigan Democrat Joe Biden’s lead over U.S. President Donald Trump has widened a little in the final days of the 2020 campaign in three critical Rust Belt states, according to Reuters/Ipsos opinion polls released Sunday. Trump won those three states narrowly four years ago. According to the new poll, Biden leads Trump by 10 percentage points in Wisconsin and Michigan, and he is ahead by seven points in Pennsylvania. Biden has led Trump in all three states in every Reuters/Ipsos weekly poll that began in mid-September. His leads have ticked