Two teams hoping to get back to the .500 mark before the All-Star break will square off Friday night when the Arizona Diamondbacks open a three-game series with the Los Angeles Angels in Anaheim, Calif. Arizona, at 46-48, is five games behind the San Francisco Giants for the final wild-card spot in the National League after splitting a four-game series at San Diego. Los Angeles (45-48) is four games behind the Boston Red Sox for the final American League wild card after splitting a four-game series with Texas.