Policy positions of President Donald Trump and Democratic nominee Joe Biden on health care issues. (AP Graphic)

Policy positions of President Donald Trump and Democratic nominee Joe Biden on the economy and taxes. (AP Graphic)

A throng of supporters listen to a video message as they await President Donald Trump for a campaign stop, Saturday, Oct. 31, 2020, at the Butler County Regional Airport in Butler, Pa. (AP Photo/Keith Srakocic)

Policy positions of President Donald Trump and Democratic nominee Joe Biden on abortion rights. (AP Graphic)

Policy positions of President Donald Trump and Democratic nominee Joe Biden on combating the coronavirus pandemic. (AP Graphic)

Policy positions of President Donald Trump and Democratic nominee Joe Biden on guns. (AP Graphic)

Policy positions of President Donald Trump and Democratic nominee Joe Biden on trade issues. (AP Graphic)

Policy positions of President Donald Trump and Democratic nominee Joe Biden on environmental issues. (AP Graphic)

Policy positions of President Donald Trump and Democratic nominee Joe Biden on immigration issues. (AP Graphic)

Policy positions of President Donald Trump and Democratic nominee Joe Biden on education. (AP Graphic)