FILE - In this June 26, 2021, file photo, Gwendolyn Berry her Activist Athlete T-shirt over her head during the metal ceremony after the finals of the women's hammer throw at the U.S. Olympic Track and Field Trials in Eugene, Ore. Tommie Smith, John Carlos and Berry are among the more than 150 educators, activists and athletes who signed a letter Thursday, July 22, urging the IOC not to punish participants who demonstrate at the Tokyo Games. (AP Photo/Charlie Riedel, File)

FILE - In this Oct. 17, 2018, file photo, John Carlos, left, and Tommie Smith pose for a photo in front of statue that honors their iconic, black-gloved protest at the 1968 Olympic Games, on the campus of San Jose State University in San Jose, Calif. Smith, Carlos and Gwen Berry are among the more than 150 educators, activists and athletes who signed a letter Thursday, July 22, 2021, urging the IOC not to punish participants who demonstrate at the Tokyo Games. ( (AP Photo/Tony Avelar, File)