Oakland Comes from Behind to Top Cubs
Norris sent the 2-2 pitch from James Russell (1-2) over the left-center field wall for his fourth home run this season. Josh Donaldson and Chris Young also homered to put the A's a half-game ahead of Texas, which lost 9-2 at Seattle.
Alfonso Soriano hit a three-run homer to highlight a five-run fifth inning and Welington Castillo drove in three runs for Chicago, which twice blew a two-run lead. The Cubs are 35-46 at their season's midpoint.
Dan Otero (1-0) pitched one scoreless inning for his first career win, and Grant Balfour finished for his 20th straight save this season and 38th overall.
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