Tyler Chatwood (10-8, 3.75 ERA) and Braden Shipley (2-3, 4.75 ERA) start in the second of a three-game series between the Colorado Rockies (65-69) and the Arizona Diamondbacks (56-78) at Coors Field. The Rockies won the last game 14-7, and Colorado leads the series 1-0. Action begins at 8:10 p.m. ET on Saturday, Sep. 3 and can be seen on FSAZ and RTRM.

Chatwood pitched 4.0 innings in his last outing, surrendering six runs (two unearned), striking out four and walking five in a 7-6 defeat to the Phillies. Nolan Arenado (.295, 100 Rs, 36 HRs, 117 RBIs, 2 SBs) continued his strong play yesterday, going 2 for 5 with two runs and two RBIs. Shipley went 7.0 innings, surrendering one run, striking out one and walking four in a 4-3 win over the Reds in his most recent start. Paul Goldschmidt (.301, 87 Rs, 20 HRs, 79 RBIs, 23 SBs) went 1 for 5 yesterday with one run, one RBI, and two stolen bases.

Notes

The Rockies are an even 27-27 against the division, while the Diamondbacks sit at 22-33.

Arizona has won 39% (26-40) of its games when leading after seven innings. However, Colorado has won 46% (32-38) of its games when taking a late lead.

The Diamondbacks managed to give up six walks in their last game. They'll have to pick it up against the Rockies who are heading in with a 6-6 record against opponents who give up that many walks or more.

When they outhit their opponents, the Diamondbacks are 41-15. The Rockies have a 49-16 record when outhitting opponents.

Ranking first in runs, Colorado has earned 723 this season. Arizona ranks 13th with 613 runs.

Ranking 11th, Arizona is in the top half of the league for its on-base plus slugging percentage (.753). Colorado ranks in the top five at second with an OPS of .803.

The Diamondbacks are 29-63 when they allow at least one home run. The Rockies perform similarly when they allow one or more homers with a 33-54 record.