The Oakland Athletics acquired left-hander Fernando Abad from Washington on Monday and sent Class A outfielder John Wooten to the Nationals. Abad could help bolster a talented bullpen that likely has lost closer Grant Balfour in free agency, with the ninth-inning spot expected to be filled from within by Sean Doolittle or Ryan Cook. General manager Billy Beane and manager Bob Melvin believe they have options in-house to close out games for the two-time reigning AL West champion A's. Read more http://espn.go.com/mlb/story/_/id/1...traded-oakland-athletics-washington-nationals