The scorekeeper wears a mask as he watches play from the left field scoreboard at Fenway Park during the eighth inning of a baseball game between the Boston Red Sox and the New York Yankees, Friday, Sept. 18, 2020, in Boston. (AP Photo/Michael Dwyer)

New York Yankees' Clint Frazier wears a mask while playing in left field against the Boston Red Sox during the fourth inning of a baseball game Friday, Sept. 18, 2020, in Boston. (AP Photo/Michael Dwyer)