Marcelo Mayer drafted No. 4 by Red Sox in MLB Draft
First-round pick Marcelo Mayer signs with Red Sox, gets a Fenway welcome - The Boston Globe
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
MLB Notebook: Miguel Bleis injury, WooSox' Shane Drohan learning Triple-A hitters, Marcelo Mayer settling into Double-A
Red Sox officially sign first round draft pick Marcelo Mayer
Boston Red Sox news: Why No. 1 pick Marcelo Mayer is a special talent
Marcelo Mayer reacts to getting drafted fourth overall by Red Sox
Boston Red Sox top prospect Marcelo Mayer has right wrist soreness but it's not considered serious
Red Sox's Alex Cora Alludes To Marcelo Mayer Potentially Skipping Triple-A - Sports Illustrated Inside The Red Sox