Notable Athletes Who Have Opted Out of 2020 Seasons Over COVID-19 Concerns (Photos) - TheWrap
Braves outfielder Nick Markakis changes mind, opts back in for 2020 MLB season
Braves' Nick Markakis opted out of season after Freddie Freeman chat
MLB releases pandemic-shortened schedule amid testing delays
Braves star Freddie Freeman, 3 teammates test positive for COVID-19
Atlanta Braves Nick Markakis won't play due to covid-19 concerns
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Nick Markakis becomes first MLB player to return from COVID-19 opt-out
On Austin Riley's power binge, Brian McCann's rejuvenation, Jacob Webb's arrival - The Athletic
Atlanta Braves Lose Lethal Lefty Punch As Nick Markakis Follows Freddie Freeman To Sidelines
Braves' Nick Markakis opts out after 'eye-opening' Freddie Freeman talk - ESPN
Braves' Freddie Freeman returns to club after recovering from COVID-19
Braves' Nick Markakis Tests Negative for COVID-19, Placed on IL as a Precaution, News, Scores, Highlights, Stats, and Rumors
Nick Markakis threatened to kick a Braves' executive's butt - NBC Sports