FILE - In this March 26, 2020, file photo, Jason Hackedorn looks into Progressive Field, home of the Cleveland Indians baseball team, in Cleveland. With the distinct possibility of pro sports resuming in empty venues, a recent poll suggests a majority of U.S. fans wouldn't feel safe attending games anyway without a coronavirus vaccine.(AP Photo/Tony Dejak, File)

FILE - In this May 6, 1978, file photo, Affirmed, jockey Steve Cauthen up, crosses the finish line to win the Kentucky Derby in Louisville, Ky. Secretariat is the early 7-2 favorite for this weekend’s virtual Kentucky Derby, an animated race pitting all 13 Triple Crown winners on the day the Derby would have been held before the coronavirus pandemic postponed it. Citation, who won the 1948 Triple Crown, was made the 4-1 second choice. Seattle Slew and Affirmed, the 1977 and '78 Triple Crown winners, were each listed at 5-1 odds. (AP Photo/File)