
Marcelo Mayer Set as Opening Day 2B for Red Sox, Campbell Sent to Triple-A
Marcelo Mayer will open the season as Boston’s regular second baseman (in a left-handed platoon) while Kristian Campbell was optioned to Triple-A Worcester amid a crowded roster; Mayer, a former top prospect recovering from injury, is being groomed for a stable big‑leaguer role, and the Sox split time at 2B with IKF/Monasterio in reserve.













