by Jerry Feitelberg

Oakland-The A’s traded lefty reliever Marc Rzepczynski to the Washington National Thursday. The A’s will receive a prospect, Max Schrock, in return. Schrock is 21 years old. Rzepcyzinski had an ERA of 3.00 in 56 appearances. The 30-year old lefty had a ground ball percentage of 70.5% which was second-best in the Majors this year.