In this combination of file photos, former Vice President Joe Biden, left, speaks in Wilmington, Del., on March 12, 2020, and President Donald Trump speaks at the White House in Washington on April 5, 2020. Some of the country’s major sports betting companies are running contests in which participants predict things that will happen or be said during the presidential debate, Tuesday, Sept. 29, 2020, for the chance to win money. (AP Photo/File)