Victorino, 30, went on the DL on May 20 after hurting his right hamstring a week earlier. He played two games each for Double-A Reading and Class A Lakewood, going 2 for 13 with a home run and four RBI. He was hitting .284/.343/.503 with six home runs and 19 RBI in 39 games before he was hurt.
Mayberry, 27, played in 45 games for the Phillies, hitting .231/.316/.365 with three home runs and 12 RBI. Mayberry started the season strong, mostly as a pinch-hitter, hitting .345/.424/.517 in April. He started five games and made 33 plate appearances. In May, he had g17 starts, but hit just .194/.275/.319 in his expanded playing time.
Brown has started seven games since being called up on May 21 and is hitting .324/.368/.529 with one home run and five RBI in 38 plate appearances -- numbers similar to Mayberry's first month in the majors.
Brown started the season on the disabled list after suffering a broken hamate bone in March.For more baseball news, rumors and analysis, follow @cbssportsmlb on Twitter or subscribe to the RSS feed.