Madson, Doolittle boost Nats ’pen

CINCINNATI— Looking to fortify a bullpen that has blown 14 of 36 save chances, the Washington Nationals acquired relievers Ryan Madson and Sean Doolittle from the Oakland Athletics for right-hander Blake Treinen and a pair of prospects, lefthander Jesus Luzardo and infielder Sheldon Neuse. Madson has a 2.06 ERA and is seventh among relievers in hits plus walks per inning at 0.79. Doolittle has held left-handed batters hitless in 23 at-bats this year with 12 strikeouts and no walks.