By Associated Press 12:20pm, July 20, 2014Adam Jones matched his career high of five RBIs to back Wei-Yin Chen, and Baltimore beat Oakland.
Jones hit a three-run home run in the first and had a two-run single in the fourth. Baltimore's All-Star center fielder also walked and scored in the third.
Chen (10-3) allowed three runs over five innings with four strikeouts in an uneven outing while winning his third consecutive start. The left-hander improved to 4-0 in five career starts against the A's.
Brandon Moss hit his team-leading 22nd home run for Oakland.
Oakland starter Jason Hammel (0-2) gave up five runs in two-plus innings, his second rocky outing since being acquired from the Chicago Cubs along with All-Star pitcher Jeff Samardzija in a trade on July 5.
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