Boston Red Sox surprised, excited Marcelo Mayer fell to them at No. 4: 'It wasn't the likeliest outcome in our eyes'
MLB Draft 2021: Red Sox select prep shortstop Marcelo Mayer with No. 4 pick
2021 Marcelo Mayer Leaf Draft Rookie - Boston Red Sox
First-round MLB draft pick has Nogales roots, Local Sports News
Pittsburgh Pirates draft Louisville catcher Henry Davis with No. 1 pick; Jack Leiter goes to Texas Rangers at No. 2 - ESPN
On the Clock with the 4th Pick Boston Red Sox 2021 MLB Draft
Red Sox officially sign first round draft pick Marcelo Mayer
What Experts Are Saying About Red Sox Draft Pick Marcelo Mayer - CBS Boston
Red Sox to promote top prospect Marcelo Mayer to Double-A Portland – Blogging the Red Sox
MLB Draft Preview: Will Red Sox continue trend of drafting high school shortstops in first-round?
Mayer, Yoshida headline 5 Red Sox prospects on BA's top 100 list
Marcelo Mayer of Eastlake High taken fourth in MLB Draft - The San Diego Union-Tribune
2021 MLB Draft: Red Sox first-round pick Marcelo Mayer quickly ditches Yankees allegiance