San Francisco Giants GM Brian Sabean has announced acquiring LHP Mike Stanton from the Washington Nationals for minor league pitching prospect Shairon Martis. Currently second in the National League with 56 relief appearances this season, Stanton posted a 3-5 mark with a 4.47 ERA (22er, 44.1ip) for Washington. Most recently, the 18-year veteran has forged a 1.08 mark (1er, 8.1ip) over his last eight outings.