SAN FRANCISCO (Interstat) — Bryce Eldridge went 4 for 5 with four RBIs to lead the San Francisco Giants to a 7-2 victory over the Arizona Diamondbacks on Saturday in the first game of a doubleheader at Oracle Park. Eldridge singled in runs in the first, fifth and eighth innings. The Giants scored one run in the first, three in the fifth, one in the seventh and two in the eighth. Arizona scored one in the third and one in the seventh. San Francisco outhit Arizona 9-7. Yunior Marte struck out three over 4 2/3 innings, allowing one earned run and three hits, and was the top star for San Francisco. Reiver Sanmartin pitched one-third of an inning for the win, improving to 2-0. Mitch Bratt took the loss, falling to 1-3 after allowing three earned runs in 4 1/3 innings. Attendance was 29,272 and the game time was 2:50. Arizona fell to 73-65, while San Francisco improved to 56-81.