Violence in sports

FILE - In this April 27, 2017, file photo, Joey Gibson speaks during a rally in support of free speech in Berkeley, Calif. The mayor of Portland, Oregon, has asked the police chief to investigate "disturbing" texts between the commander of the department's rapid response team and Gibson the leader of a far-right group involved in violent protests in the city. (AP Photo/Marcio Jose Sanchez, File)

Chicago Cubs shortstop Addison Russell speaks at a press conference after a spring training baseball workout Friday, Feb. 15, 2019, in Mesa, Ariz. (AP Photo/Morry Gash)

FILE - In this Aug. 4, 2018, file photo, counter protesters tear a Nazi flag, in Portland, Ore. A member of Portland's city council says she is shocked by a newspaper report that the commander for the police rapid response team exchanged friendly text messages with a leader of far-right protests that have rocked the city. Councilwoman Jo Ann Hardesty said the reporting in Willamette Week on Thursday, Feb. 14, 2019, confirms there are members of the Portland police force who work in collusion with right-wing extremists. (AP Photo/Manuel Valdes, File)

FILE - At left, in an Aug. 14, 2016, file photo, silver medalist Callum Skinner smiles during the podium ceremony for the men's cycling sprint final at the 2016 Summer Olympics in Rio de Janeiro, Brazil. At right, in a Feb. 28, 2017, file photo, then-World Anti-Doping Agency Deputy Director General Rob Koehler testifies on Capitol Hill in Washington. An Olympic gold medalist and a former executive at the World Anti-Doping Agency are forming an organization designed to give athletes a stronger voice in the struggle against doping and the powers that police it. The group, called Global Athlete, is being organized by British cyclist Callum Skinner. Rob Koehler, who suddenly quit his post as deputy director general at WADA last year, will be the group’s director general. (AP Photo/File)

FILE - At left, in an Aug. 14, 2016, file photo, silver medalist Callum Skinner smiles during the podium ceremony for the men's cycling sprint final at the 2016 Summer Olympics in Rio de Janeiro, Brazil. At right, in a Feb. 28, 2017, file photo, then-World Anti-Doping Agency Deputy Director General Rob Koehler testifies on Capitol Hill in Washington. An Olympic gold medalist and a former executive at the World Anti-Doping Agency are forming an organization designed to give athletes a stronger voice in the struggle against doping and the powers that police it. The group, called Global Athlete, is being organized by British cyclist Callum Skinner. Rob Koehler, who suddenly quit his post as deputy director general at WADA last year, will be the group’s director general. (AP Photo/File)

FILE - At left, in an Aug. 14, 2016, file photo, silver medalist Callum Skinner smiles during the podium ceremony for the men's cycling sprint final at the 2016 Summer Olympics in Rio de Janeiro, Brazil. At right, in a Feb. 28, 2017, file photo, then-World Anti-Doping Agency Deputy Director General Rob Koehler testifies on Capitol Hill in Washington. An Olympic gold medalist and a former executive at the World Anti-Doping Agency are forming an organization designed to give athletes a stronger voice in the struggle against doping and the powers that police it. The group, called Global Athlete, is being organized by British cyclist Callum Skinner. Rob Koehler, who suddenly quit his post as deputy director general at WADA last year, will be the group’s director general. (AP Photo/File)

Millwall's Jake Cooper, centre, celebrates scoring his side's second goal of the game against Everton during their English FA Cup fourth round soccer match at The Den in London, Saturday Jan. 26, 2019. (Victoria Jones/PA via AP)