Hand sanitizer at a polling place on primary day in San Francisco, March 3, 2020. According to New York Times/Siena College surveys, Joe Biden’s wide polling lead over President Donald Trump among registered voters could narrow if their concerns about voting in-person during the pandemic persist to the November election. (Jim Wilson/The New York Times).

Biden supporters worried about health risks of voting

His wide polling lead among registered voters could narrow if their concerns persist to the election