The Chase Dollander era began Sunday afternoon at Coors Field with the 23-year-old throwing 99 mph fastballs and the Rockies snapping a six-game losing streak with a 12-5 rout of the Athletics.

Chase Dollander won his major league debut with five solid innings, and the Colorado Rockies beat the Athletics 12-5 on Sunday, snapping a six-game skid. Dollander (1-0), the ninth overall pick in 2023,

Chase Dollander strikes out six A's over five innings of work in his MLB debut. More From This Game; Colorado Rockies; Chase Dollander; in-game highlight; highlight; pitching; hig