Something is wrong with Shelby Miller

10:22 PM ET

Sometimes baseball makes no sense.

The Arizona Diamondbacks are without center fielder A.J. Pollock, one of the 10 best players in the National League last season. Zack Greinke has a 5.25 ERA and just one win in four starts. Paul Goldschmidt is hitting .237. Shelby Miller — THE TRADE!!! — has been awful and made his fourth consecutive poor start Thursday, walking five in two innings on his way to a second straight early exit. Of course, the Diamondbacks beat the Giants anyway, 6-2, as Tyler Wagner pitched five scoreless innings in relief to complete their first four-game sweep at AT&T Park.

In other words: They’re now 9-8 even though Greinke and Miller, their big offseason acquisitions, have combined for just two quality starts out of eight. Like I said: Baseball.

Anyway, the bad news was Miller’s performance. In his previous start, he left after 1 2/3 innings after scraping his knuckles on the pitching mound. His mechanics again appeared completely out of whack Thursday, although he denied hitting his hand …

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