Braves' Markakis returns 3 weeks after opting out of 2020 season - The Sumter Item
Nick Markakis Opts Out of 2020 Season - SkullKing Sports
Braves' Nick Markakis electing not to play in 2020
Nick Markakis, Braves agree to 4-year, $44 million deal
Atlanta Braves: The legacy of Nick Markakis and defining statistics
Braves' Nick Markakis opts out after 'eye-opening' Freddie Freeman talk - ESPN
Nick Markakis agrees to four-year deal with Braves – Sun Sentinel
Nick Markakis stays with Braves for $6 million deal
Nick Markakis retires after 15 MLB seasons with Orioles, Braves - The Athletic
Nick Markakis just passed Babe Ruth in career doubles (Video)