July ANALYSIS: Boston Red Sox top prospect Marcelo Mayer seems to be nearing his Major League debut. Mayer's well-rounded ...

Both the way 22-year-old shortstop prospect Marcelo Mayer swings the bat and plays defense looks almost effortless to Red Sox ...

With Kristian Campbell potentially moving to first base, the Boston Red Sox could call up Marcelo Mayer to take his place at ...

The Red Sox's decision to work out rookie Kristian Campbell at first base could pave the way for another rookie debut, ...

According to Jason Ounpraseuth of NESN, Campbell playing first base could be a big help in getting Marcelo Mayer to the major ...

Boston Red Sox top prospect Marcelo Mayer seems to be getting close to making his Major League debut. Mayer's well-rounded ...

A top Boston Red Sox prospect may find his way to the majors after Kristian Campbell practiced at first base on Friday.