Mason Adams and Matthew Liberatore meet at Coors Field

The Colorado Rockies host the St. Louis Cardinals at Coors Field on September 5, 2026, following a one-run loss in the series opener. Rookie Mason Adams takes the mound for Colorado, seeking his first decision after two productive starts where he maintained a 3.00 ERA. St. Louis counters with Matthew Liberatore, who carries a 5-13 record and a 5.41 ERA into the contest. Liberatore has struggled significantly since the All-Star break, posting a 0-7 record over that span. The Rockies hope to capitalize on his recent form after combining for 13 runs and 19 hits in the previous meeting. First pitch is scheduled for 6:10 p.m. MDT.

• 11:10 PMYahoo Sports — Colorado Rockies vs. St. Louis Cardinals game discussion: Matthew Liberatore vs. Mason Adams