MLB won't require COVID-19 vaccine, tests for fans at games - Sports Illustrated
Employers Can Accelerate COVID-19 Vaccination Efforts - Center for American Progress
Orlando major league baseball stadium proposed
Ontario health official would consider lifting capacity limits in venues with coronavirus vaccination requirements
Miami Marlins' coronavirus outbreak pushes MLB to postpone three games
More MLB teams approved for additional capacity to begin season
What to expect for Padres Reopening Day at Petco Park
Good news Knights fans: Capacity limit at Budweiser Gardens now 4,500
Blue Jays' stadium capacity to rise to 30,000 as Ontario increases limits for sporting and event spaces
MLB 2023 attendance firing on all cylinders - Coliseum
Do NBA Fans Need to Be Vaccinated to Go to Games? – SportsTravel
Baltimore Orioles to allow 11,000 fans at Camden Yards, or 25% capacity, to start season
Kyrie Irving, Unvaccinated Yankees and Mets Can Play at Home as NYC to Lift Mandate: Sources – NBC New York
How Each Baseball Stadium Will Handle Fans to Start 2021 - The New York Times
Pro athletes and leagues are at odds over vaccines, much like the rest of America