MLB teams struggling to contain outbreaks and one CEO says cases may be a 'wakeup call
Rizzo HR again for Yanks as Marlins' Mattingly misses game - The San Diego Union-Tribune
Marlins manager Don Mattingly returns after COVID-19 battle: 'I was glad I was vaccinated
Marlins manager Mattingly returns after testing positive for COVID-19
White Sox Manager Rick Renteria Not With Team, Pending COVID-19 Tests – NBC Los Angeles
Marlins beat Orioles 8-7 to complete stunning 4-game sweep
Marlins manager Don Mattingly tests positive for COVID-19
Mets' Noah Syndergaard tests positive for COVID-19, sources say - Newsday
What we know about the Marlins-Orioles game being postponed due to positive coronavirus tests
At least 3 MLB games postponed amid Marlins' virus outbreak
Just Days Into Season, MLB Postpones 2 Games Due To Coronavirus Concerns : Coronavirus Updates : NPR
MLB season suddenly in jeopardy after COVID outbreak on Miami Marlins
Mattingly to rejoin Marlins on Friday after bout with virus - NBC Sports
Yankees-Phillies series postponed amid virus worries - WHYY
Miami Marlins COVID-19 Outbreak Shows Bubbles Matter