St. Louis Cardinals

Jack Flaherty (22) reacts after getting a strikeout with he bases loaded to end the second inning against the Seattle Mariners at T-Mobile Park. Cardinals Rumors Mandatory Credit: Joe Nicholson-USA TODAY Sports Cardinals Rumors: Should fans be concerned about Jack Flaherty? Jack Flaherty’s fastball velocity is low — that’s no secret. He’s thrown 21 fastballs