The Boston Red Sox have been trying to thread the needle between winning now and developing superstar prospects, and it's created sticky situations galore. Second baseman Kristian Campbell joined the team straight out of spring training and signed an eight-year extension shortly thereafter.

Boston Red Sox pitcher Lucas Giolito says if rookie Marcelo Mayer can hit 20 home runs this year, he'll get him an expensive gift.

Red Sox rookie Marcelo Mayer provided plenty of pop at the plate for the Red Sox on Wednesday with two home runs.

Marcelo Mayer — wearing the Wally head — got a kiss on both cheeks from a Red Sox starter after his first Fenway Park home run.

The Boston Red Sox are going to have some tough decisions to make. Boston has two of the top prospects in baseball up with the big league club right now in Roma

Red Sox infielder Marcelo Mayer credited the 'unmatched' trust he has in his father's coaching in a new interview.

The Boston Red Sox franchise slugger offered a four-word response as Marcelo Mayer takes over his old position.

BOSTON — “Insane.” That’s how rookie Marcelo Mayer described veteran shortstop Trevor Story’s jump throw during the sixth inning of the Red Sox’ 4-3 win over the Rays on Wednesday.