(Photo credit: David Butler II-Imagn Images)Brent Rooker homered during a three-run first inning that helped the visiting Athletics defeat the Boston Red Sox 5-3 on Thursday.Rooker's home run, his 30th of the season, came against Boston starter Brayan Bello and gave the Athletics a 2-0 lead. Nick Kurtz scored on Tyler Soderstrom's single later in the first inning to make it 3-0.J.T. He allowed four runs (three earned) on five hits.The Athletics (72-81) won two games in the three-game series and have won six of their last seven. The Red Sox (83-70) dropped the opener 2-1 on Tuesday before winning 5-4 in 10 innings on Wednesday. Butler had two of his team's eight hits.Story's 25th home run trimmed Boston's deficit to 5-3 in the eighth.