Mercer, 35, is a marginal improve of a deep bench possibility. He broke camp with the Nationals in April, as soon as Carter Kieboom used to be despatched down as a substitute of starting this 12 months because the on a regular basis 3rd baseman. However Mercer used to be one of the gamers sidelined by way of a coronavirus outbreak, then overlooked stretches with a quad and calf accidents. His newest setback, a left calf pressure, had saved him out since July 24. The Nationals, then, are deciding who else may end 2021 at the primary league roster.