In 2020 finale, Trump combative, Biden on offense

President Donald Trump and Vice President Mike Pence arrive for a campaign rally at Cherry Capital Airport, Monday, Nov. 2, 2020, in Traverse City, Mich. (AP Photo/Evan Vucci)

PITTSBURGH — Closing out a campaign shadowed by a once-in-a-century pandemic, President Donald Trump charged across the nation Monday, delivering without evidence his incendiary allegation that the election is rigged, while Democratic challenger Joe Biden pushed into states once seen as safely Republican, looking to secure his path to the White House.