Aug 6, 2012, 3:15 PM EDT
Arizona has claimed Wil Nieves off waivers from Colorado after the veteran backup catcher was designated for assignment last week.
Nieves is a career .226 hitter with a .568 OPS, which is the third-worst mark among all active non-pitchers with at least 750 plate appearances ahead of only Brandon Wood and Koyie Hill.
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- Michael Pineda ejected in second inning for pine tar on neck, facing a 10-game suspension 82
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- Josh Johnson needs a second Tommy John surgery 21
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