Safe at home? Off-field behavior will be decisive for MLB

A member of the Florida National Guard monitors vehicles waiting in line outside of Marlins Park at a COVID-19 testing site during the coronavirus pandemic, Monday, July 6, 2020, in Miami. The long line of cars each morning as players arrive at work provides a reminder of the risks when they leave. Behavior away from the ballpark will be a big factor in determining whether Major League Baseball's attempt to salvage the 2020 season can succeed. (AP Photo/Lynne Sladky)

Vehicles pass by the home run sculpture as they wait in line outside of Marlins Park at a COVID-19 testing site during the coronavirus pandemic, Monday, July 6, 2020, in Miami. The long line of cars each morning as players arrive at work provides a reminder of the risks when they leave. Behavior away from the ballpark will be a big factor in determining whether Major League Baseball's attempt to salvage the 2020 season can succeed. (AP Photo/Lynne Sladky)

Miami Marlins president of baseball operations Michael Hill, left, talks with manager Don Mattingly during a baseball workout at Marlins Park, Sunday, July 5, 2020, in Miami. (AP Photo/Wilfredo Lee)

Chicago Cubs manager David Ross walks on the field during baseball practice at Wrigley Field on Friday, July 3, 2020 in Chicago. (AP Photo/Kamil Krzaczynski)

Los Angeles Dodgers starting pitcher Clayton Kershaw, right, talks with starting pitcher Walker Buehler during the restart of baseball spring training Sunday, July 5, 2020, in Los Angeles. (AP Photo/Mark J. Terrill)

Vehicles wait in line outside of Marlins Park at a COVID-19 testing site during the coronavirus pandemic, Monday, July 6, 2020, in Miami. The long line of cars each morning as players arrive at work provides a reminder of the risks when they leave. Behavior away from the ballpark will be a big factor in determining whether Major League Baseball's attempt to salvage the 2020 season can succeed. (AP Photo/Lynne Sladky)