Democratic U.S. presidential nominee Joe Biden speaks at campaign event in Manitowoc, Wisconsin
Democratic U.S. presidential nominee and former Vice President Joe Biden speaks during a campaign speech in which he never removed his mask for the duration of the speech, while discussing the death toll from the coronavirus disease (COVID-19) outbreak in the United States exceeding 200,000 people, at the Wisconsin Aluminum Foundry in Manitowoc, Wisconsin, U.S., September 21, 2020. REUTERS/Mark Makela