The Boston Red Sox, currently at a record of 26-26, are set to promote infielder Marcelo Mayer, a 22-year-old player ranked as the No. 6 prospect in baseball. This decision reflects the team’s strategy to enhance their roster as they aim for a postseason berth this year. Mayer is considered a pivotal part of the Red Sox’s future plans, and his call-up is seen as an important move in their competitive efforts.