Former President Barack Obama speaks at a rally for Joe Biden in Flint, Mich. on Oct. 31. In an interview with NPR, Obama said Trump was “denying reality” by refusing to concede the election to Biden.

Former President Barack Obama speaks at a rally for Democratic presidential candidate former Vice President Joe Biden, at Northwestern High School in Flint, Mich., Saturday, Oct. 31, 2020. (AP Photo/Andrew Harnik)