Notes: Former Oakland first-round draft pick Sonny Gray made his major league debut in the fifth inning. The right-handed pitcher, called up from Triple-A Sacramento on Tuesday, tossed two scoreless innings, allowing one hit and striking out three. ... The Pirates begin a three-game series on Friday at home against the New York Mets. Charlie Morton (1-2, 3.38 ERA) starts for the Pirates against Jeremy Hefner (4-6, 3.39). ... Oakland ends the first half of the season at home against the Boston Red Sox. Jarrod Parker (6-6, 4.04) starts for the A's.