Milwaukee Brewers relief pitcher Brad Boxberger throws against the Chicago Cubs during the ninth inning of a baseball game, Tuesday, April 6, 2021, in Chicago. (AP Photo/David Banks)

An arena worker removes the net from the ice after the Vancouver Canucks and Calgary Flames NHL hockey game was postponed due to a positive COVID-19 test result, in Vancouver, British Columbia, Wednesday, March 31, 2021. (Darryl Dyck/The Canadian Press via AP)