Pirates (23-28) vs. Arizona Diamondbacks (31-21)
Monday: RHP Trevor Williams (2-3, 5.93) vs. RHP Randall Delgado (1-0, 3.82), 4:05 p.m.
Tuesday: RHP Ivan Nova (5-3, 2.83) vs. LHP Robbie Ray (4-3, 3.45), 7:05 p.m.
Wednesday: RHP Chad Kuhl (1-5, 6.29) vs. RHP Zack Godley (1-1, 1.99), 12:35 p.m.
NOTES: The Pirates are in last place in the National League Central, 4 ½ games behind the division-leading Milwaukee Brewers. … The Diamondbacks are in the third place in the NL West, two games behind the division-leading Colorado Rockies. … The Pirates lost two of three to the New York Mets over the weekend. … The Diamondbacks have lost two games in a row following a five-game winning streak. … Pirates 2B Josh Harrison is on a 10-game hitting streak, going 17-for-44 (.386) with two doubles, four walks and five strikeouts. … Diamondbacks C Chris Iannetta is 8-for-28 (.286) in his last eight games with two doubles, three home runs, one walk and eight strikeouts. … Williams and Nova are both 1-0 against the Diamondbacks in their careers while Kuhl has never faced them. … Delgado is 0-1 against the Pirates in his career while Ray is 0-2 and Godley has no decisions.