James Shields allowed three hits in three scoreless innings, Jedd Gyorko hit a three-run homer in a five-run first inning against Jeff Samardzija, and the San Diego Padres beat a Chicago White Sox split squad 8-2 Wednesday in the final game of the Cactus League season at Camelback Ranch. Read more http://espn.go.com/mlb/recap?gameId=350401104