A bat girl wearing a mask to prevent COVID-19 infection, May 5, 2020 - Baseball : 2020

Quarantined in Italy: Former Warrior Aldo Koutsoyanopulos awaits restart of pro career - Stanislaus State Athletics

Protecting your family from measles is the neighborly thing to do, Blog - Your Reliable Source

New MLB rules: shower at home, don't spit, Mr Met stay away

Changes to election dates, procedures, and administration in response to the coronavirus (COVID-19) pandemic, 2020 - Ballotpedia

MLB plan includes masks in dugouts and clubhouses

U.S. advises suspending bat research over concerns coronavirus could infect North American species - The Washington Post

A bat girl wearing a mask to prevent COVID-19 infection, May 5, 2020 - Baseball : 2020 South Korean professional baseball league opening match without spectators between SK Wyverns 0-3 Hanwha Eagles

New MLB rules: shower at home, don't spit, no team mascots

Coronavirus Protective Masks to Be Made From M.L.B. Uniform Material - The New York Times

COVID-19 pandemic by country and territory - Wikipedia