Thursday will mark the Giants' first scheduled off-day since June 25, giving them a chance to energize themselves for a three-game weekend Interleague series against their cross-bay rivals, the Oakland A's. Madison Bumgarner (2-3, 3.09 ERA) will receive the starting assignment for the Giants in Friday's series opener, which is scheduled to begin at 7:15 p.m. PT. Edwin Jackson (1-0, 2.45 ERA) will start for the A's.