Gibson (1-5) was handed the loss Thursday against the Angels. He allowed five runs on 10 hits and three walks while striking out three over 5.2 innings.
Gibson gave up three runs in the first inning and allowed 13 of the 28 batters faced to reach base. The right-hander sports an 8.07 ERA over the last four starts and a 6.14 mark for the season. Gibson is next scheduled to throw Wednesday on the road against Houston.