Marlins manager Don Mattingly tests positive for COVID-19
Don Mattingly named 2020 NL Manager of the Year
Marlins COVID-19 tests: the viability of the season hangs in the balance - NBC Sports
Marlins' Don Mattingly credits ex-Yankees manager for MLB success
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Marlins skipper Don Mattingly named NL manager of the year
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In a Season of Challenges, the Marlins Finally Break Through - The New York Times
Don Mattingly 2020 Managers Week
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MLB playoffs 2020: How Miami Marlins overcame COVID-19 outbreak and became postseason winners - ESPN
Don Mattingly tests positive for COVID-19, will miss several games - Fish Stripes