Super Bowl 55 has COVID-19 safety guidelines, virtual fans
St. Louis Cardinals reportedly have 'more than five' more players test positive for COVID-19 - NBC Sports
Jeter: Marlins' COVID-19 outbreak due to false sense of security, not salacious activity – Sun Sentinel
Twins adjust as MLB tightens COVID-19 protocols – Twin Cities
How Major League Baseball (MLB) Handles Its COVID Outbreak
USA Baseball Medical/Safety Advisory Committee COVID-19 Recommendations
Major League Baseball revises COVID-19 safety protocols
The Orioles are returning home from Miami after the Marlins' COVID-19 outbreak. What's next?
Around MLB, the hope is Marlins are an isolated case, and a valuable lesson - The Boston Globe
Five Astros players land on injured list because of COVID-19 protocols
Hurricanes football team enters COVID-19 protocols
MLB tightens health and safety protocols following Covid-19 outbreaks
The Marlins' Virus Outbreak Exposes Holes in MLB's Return-to-Work Strategy - WSJ
Houston Astros without 8 pitchers due to COVID-19 protocols - ESPN