Braves outfielder Nick Markakis elects to skip 2020 MLB season

Nick Markakis retires after 15 years with Braves, Orioles

Braves' Markakis returns 3 weeks after opting out of 2020 season - The Sumter Item

Nick Markakis changes mind, opts to play for Braves - ESPN

Nick Markakis retires after 15 years with Braves, Orioles

Braves' Nick Markakis opts out after 'eye-opening' Freddie Freeman talk - ESPN

Nick Markakis says 'eye opening' conversation with Freddie Freeman led to decision

Nick Markakis' bashing of Astros, Rob Manfred indicates nuclear-level anger around MLB

MLB players who are opting out of the 2020 season - ESPN

Nick Markakis announces his retirement from MLB - Battery Power

Nick Markakis says every Astro 'needs a beating' for stealing signs - Sports Illustrated

Pandemic Baseball Chronicles: Phillies shut down after positive tests, Joe Kelly goes headhunting and Nick Markakis opts back in - Bleed Cubbie Blue