The Red Sox on Sunday signed righthander Jonathan Papelbon to a one-year contract. Financial terms were not disclosed.
Papelbon, 26, emerged as an outstanding closer for the Red Sox last season, going 4-2 with 35 saves and a 0.92 ERA.
The runner-up for the American League Rookie of the Year, Papelbon is making the transition to the starting rotation this spring.
Red Sox Sign Papelbon To One-Year Deal