Riley O’Brien’s Rising Impact: Cardinals’ Reliable Arm Behind Key Late-Season Wins
Introduction Riley O’Brien has been a reliable, increasingly trusted arm out of the St. Louis Cardinals bullpen. O’Brien, once a depth reliever bouncing between organizations, has emerged as a key late inning option in 2026. His latest outings, highlighted by his 11th save of the season, reveal a pitcher developing confidence, command and responsibility in…