PITTSBURGH — In what might be right-hander Zac Gallen’s final start, he and the Arizona Diamondbacks are trailing the Pittsburgh Pirates and right-hander Paul Skenes, 3-0, after five innings on July 27 at PNC Park.

The Arizona Diamondbacks battle the Pittsburgh Pirates in the final game of their 3-game series Sunday afternoon at PNC Park.

Diamondbacks starter Ryne Nelson worked six scoreless innings, giving up just one hit while walking two and strikeout four.